Home / 8,376.66-12,562.83-2,531.70

Finding the Fourth Proportional to 8,376.66, 12,562.83 and 2,531.70

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Solution

The fourth proportional to 8,376.66, 12,562.83 and 2,531.70 is: 3,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.66 : 12,562.83 = 2,531.70 : x
  2. Step 2: Convert to fraction form
    8,376.66/12,562.83 = 2,531.70/x
  3. Step 3: Cross multiply
    8,376.66x = 12,562.83 × 2,531.70
  4. Step 4: Simplify right side
    8,376.66x = 31,805,316.71
  5. Step 5: Solve for x
    x = 31,805,316.71/8,376.66
  6. Step 6: Final answer
    x = 3,796.90

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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.