Home / 9,061.18-13,591.78-2,487.42

Finding the Fourth Proportional to 9,061.18, 13,591.78 and 2,487.42

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Solution

The fourth proportional to 9,061.18, 13,591.78 and 2,487.42 is: 3,731.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061.18 : 13,591.78 = 2,487.42 : x
  2. Step 2: Convert to fraction form
    9,061.18/13,591.78 = 2,487.42/x
  3. Step 3: Cross multiply
    9,061.18x = 13,591.78 × 2,487.42
  4. Step 4: Simplify right side
    9,061.18x = 33,808,465.41
  5. Step 5: Solve for x
    x = 33,808,465.41/9,061.18
  6. Step 6: Final answer
    x = 3,731.13

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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.