Home / 7,338.48-11,008.98-2,406.72

Finding the Fourth Proportional to 7,338.48, 11,008.98 and 2,406.72

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Solution

The fourth proportional to 7,338.48, 11,008.98 and 2,406.72 is: 3,610.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.48 : 11,008.98 = 2,406.72 : x
  2. Step 2: Convert to fraction form
    7,338.48/11,008.98 = 2,406.72/x
  3. Step 3: Cross multiply
    7,338.48x = 11,008.98 × 2,406.72
  4. Step 4: Simplify right side
    7,338.48x = 26,495,532.35
  5. Step 5: Solve for x
    x = 26,495,532.35/7,338.48
  6. Step 6: Final answer
    x = 3,610.49

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Double scale
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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.