Home / 8,753.40-13,126.15-2,512.00

Finding the Fourth Proportional to 8,753.40, 13,126.15 and 2,512.00

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Solution

The fourth proportional to 8,753.40, 13,126.15 and 2,512.00 is: 3,766.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.40 : 13,126.15 = 2,512.00 : x
  2. Step 2: Convert to fraction form
    8,753.40/13,126.15 = 2,512.00/x
  3. Step 3: Cross multiply
    8,753.40x = 13,126.15 × 2,512.00
  4. Step 4: Simplify right side
    8,753.40x = 32,972,908.35
  5. Step 5: Solve for x
    x = 32,972,908.35/8,753.40
  6. Step 6: Final answer
    x = 3,766.87

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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.