Home / 7,654.50-11,483.37-2,460.78

Finding the Fourth Proportional to 7,654.50, 11,483.37 and 2,460.78

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Solution

The fourth proportional to 7,654.50, 11,483.37 and 2,460.78 is: 3,691.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.50 : 11,483.37 = 2,460.78 : x
  2. Step 2: Convert to fraction form
    7,654.50/11,483.37 = 2,460.78/x
  3. Step 3: Cross multiply
    7,654.50x = 11,483.37 × 2,460.78
  4. Step 4: Simplify right side
    7,654.50x = 28,258,047.23
  5. Step 5: Solve for x
    x = 28,258,047.23/7,654.50
  6. Step 6: Final answer
    x = 3,691.69

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Find fourth proportional to 3,827.25, 5,741.69 and 1,230.39
Half scale
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Double scale
Find fourth proportional to 7,655.50, 11,484.87 and 2,461.78
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.