Home / 9,531.66-14,294.46-8,909.75

Finding the Fourth Proportional to 9,531.66, 14,294.46 and 8,909.75

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Solution

The fourth proportional to 9,531.66, 14,294.46 and 8,909.75 is: 13,361.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531.66 : 14,294.46 = 8,909.75 : x
  2. Step 2: Convert to fraction form
    9,531.66/14,294.46 = 8,909.75/x
  3. Step 3: Cross multiply
    9,531.66x = 14,294.46 × 8,909.75
  4. Step 4: Simplify right side
    9,531.66x = 127,360,134.13
  5. Step 5: Solve for x
    x = 127,360,134.13/9,531.66
  6. Step 6: Final answer
    x = 13,361.79

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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.