Home / 8,688.97-13,034.56-2,363.98

Finding the Fourth Proportional to 8,688.97, 13,034.56 and 2,363.98

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Solution

The fourth proportional to 8,688.97, 13,034.56 and 2,363.98 is: 3,546.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688.97 : 13,034.56 = 2,363.98 : x
  2. Step 2: Convert to fraction form
    8,688.97/13,034.56 = 2,363.98/x
  3. Step 3: Cross multiply
    8,688.97x = 13,034.56 × 2,363.98
  4. Step 4: Simplify right side
    8,688.97x = 30,813,439.15
  5. Step 5: Solve for x
    x = 30,813,439.15/8,688.97
  6. Step 6: Final answer
    x = 3,546.27

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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.