Home / 9,432.68-14,127.45-4,505.78

Finding the Fourth Proportional to 9,432.68, 14,127.45 and 4,505.78

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Solution

The fourth proportional to 9,432.68, 14,127.45 and 4,505.78 is: 6,748.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.68 : 14,127.45 = 4,505.78 : x
  2. Step 2: Convert to fraction form
    9,432.68/14,127.45 = 4,505.78/x
  3. Step 3: Cross multiply
    9,432.68x = 14,127.45 × 4,505.78
  4. Step 4: Simplify right side
    9,432.68x = 63,655,123.81
  5. Step 5: Solve for x
    x = 63,655,123.81/9,432.68
  6. Step 6: Final answer
    x = 6,748.36

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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.