Home / 10,349.38-15,524.12-3,775.56

Finding the Fourth Proportional to 10,349.38, 15,524.12 and 3,775.56

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Solution

The fourth proportional to 10,349.38, 15,524.12 and 3,775.56 is: 5,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.38 : 15,524.12 = 3,775.56 : x
  2. Step 2: Convert to fraction form
    10,349.38/15,524.12 = 3,775.56/x
  3. Step 3: Cross multiply
    10,349.38x = 15,524.12 × 3,775.56
  4. Step 4: Simplify right side
    10,349.38x = 58,612,197.73
  5. Step 5: Solve for x
    x = 58,612,197.73/10,349.38
  6. Step 6: Final answer
    x = 5,663.35

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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.