Home / 8,732.94-13,116.15-7,486.35

Finding the Fourth Proportional to 8,732.94, 13,116.15 and 7,486.35

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Solution

The fourth proportional to 8,732.94, 13,116.15 and 7,486.35 is: 11,243.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732.94 : 13,116.15 = 7,486.35 : x
  2. Step 2: Convert to fraction form
    8,732.94/13,116.15 = 7,486.35/x
  3. Step 3: Cross multiply
    8,732.94x = 13,116.15 × 7,486.35
  4. Step 4: Simplify right side
    8,732.94x = 98,192,089.55
  5. Step 5: Solve for x
    x = 98,192,089.55/8,732.94
  6. Step 6: Final answer
    x = 11,243.88

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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.