Home / 8,915.26-13,344.87-6,125.62

Finding the Fourth Proportional to 8,915.26, 13,344.87 and 6,125.62

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Solution

The fourth proportional to 8,915.26, 13,344.87 and 6,125.62 is: 9,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,915.26 : 13,344.87 = 6,125.62 : x
  2. Step 2: Convert to fraction form
    8,915.26/13,344.87 = 6,125.62/x
  3. Step 3: Cross multiply
    8,915.26x = 13,344.87 × 6,125.62
  4. Step 4: Simplify right side
    8,915.26x = 81,745,602.57
  5. Step 5: Solve for x
    x = 81,745,602.57/8,915.26
  6. Step 6: Final answer
    x = 9,169.18

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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.