Home / 10,534.46-15,796.28-4,290.91

Finding the Fourth Proportional to 10,534.46, 15,796.28 and 4,290.91

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Solution

The fourth proportional to 10,534.46, 15,796.28 and 4,290.91 is: 6,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534.46 : 15,796.28 = 4,290.91 : x
  2. Step 2: Convert to fraction form
    10,534.46/15,796.28 = 4,290.91/x
  3. Step 3: Cross multiply
    10,534.46x = 15,796.28 × 4,290.91
  4. Step 4: Simplify right side
    10,534.46x = 67,780,387.05
  5. Step 5: Solve for x
    x = 67,780,387.05/10,534.46
  6. Step 6: Final answer
    x = 6,434.16

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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.