Home / 10,439.16-15,655.32-3,044.12

Finding the Fourth Proportional to 10,439.16, 15,655.32 and 3,044.12

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Solution

The fourth proportional to 10,439.16, 15,655.32 and 3,044.12 is: 4,565.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439.16 : 15,655.32 = 3,044.12 : x
  2. Step 2: Convert to fraction form
    10,439.16/15,655.32 = 3,044.12/x
  3. Step 3: Cross multiply
    10,439.16x = 15,655.32 × 3,044.12
  4. Step 4: Simplify right side
    10,439.16x = 47,656,672.72
  5. Step 5: Solve for x
    x = 47,656,672.72/10,439.16
  6. Step 6: Final answer
    x = 4,565.18

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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.