Home / 10,463.20-15,695.04-2,672.08

Finding the Fourth Proportional to 10,463.20, 15,695.04 and 2,672.08

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Solution

The fourth proportional to 10,463.20, 15,695.04 and 2,672.08 is: 4,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,463.20 : 15,695.04 = 2,672.08 : x
  2. Step 2: Convert to fraction form
    10,463.20/15,695.04 = 2,672.08/x
  3. Step 3: Cross multiply
    10,463.20x = 15,695.04 × 2,672.08
  4. Step 4: Simplify right side
    10,463.20x = 41,938,402.48
  5. Step 5: Solve for x
    x = 41,938,402.48/10,463.20
  6. Step 6: Final answer
    x = 4,008.18

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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.