Home / 10,625.38-15,938.14-3,699.88

Finding the Fourth Proportional to 10,625.38, 15,938.14 and 3,699.88

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Solution

The fourth proportional to 10,625.38, 15,938.14 and 3,699.88 is: 5,549.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.38 : 15,938.14 = 3,699.88 : x
  2. Step 2: Convert to fraction form
    10,625.38/15,938.14 = 3,699.88/x
  3. Step 3: Cross multiply
    10,625.38x = 15,938.14 × 3,699.88
  4. Step 4: Simplify right side
    10,625.38x = 58,969,205.42
  5. Step 5: Solve for x
    x = 58,969,205.42/10,625.38
  6. Step 6: Final answer
    x = 5,549.84

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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.