Home / 8,872.43-13,310.62-3,875.61

Finding the Fourth Proportional to 8,872.43, 13,310.62 and 3,875.61

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Solution

The fourth proportional to 8,872.43, 13,310.62 and 3,875.61 is: 5,814.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.43 : 13,310.62 = 3,875.61 : x
  2. Step 2: Convert to fraction form
    8,872.43/13,310.62 = 3,875.61/x
  3. Step 3: Cross multiply
    8,872.43x = 13,310.62 × 3,875.61
  4. Step 4: Simplify right side
    8,872.43x = 51,586,762.29
  5. Step 5: Solve for x
    x = 51,586,762.29/8,872.43
  6. Step 6: Final answer
    x = 5,814.27

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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.