Home / 3,886.20-5,829.30-2,245.95

Finding the Fourth Proportional to 3,886.20, 5,829.30 and 2,245.95

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Solution

The fourth proportional to 3,886.20, 5,829.30 and 2,245.95 is: 3,368.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.20 : 5,829.30 = 2,245.95 : x
  2. Step 2: Convert to fraction form
    3,886.20/5,829.30 = 2,245.95/x
  3. Step 3: Cross multiply
    3,886.20x = 5,829.30 × 2,245.95
  4. Step 4: Simplify right side
    3,886.20x = 13,092,316.34
  5. Step 5: Solve for x
    x = 13,092,316.34/3,886.20
  6. Step 6: Final answer
    x = 3,368.93

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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.