Home / 8,374.91-12,546.03-4,665.97

Finding the Fourth Proportional to 8,374.91, 12,546.03 and 4,665.97

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Solution

The fourth proportional to 8,374.91, 12,546.03 and 4,665.97 is: 6,989.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.91 : 12,546.03 = 4,665.97 : x
  2. Step 2: Convert to fraction form
    8,374.91/12,546.03 = 4,665.97/x
  3. Step 3: Cross multiply
    8,374.91x = 12,546.03 × 4,665.97
  4. Step 4: Simplify right side
    8,374.91x = 58,539,432.78
  5. Step 5: Solve for x
    x = 58,539,432.78/8,374.91
  6. Step 6: Final answer
    x = 6,989.86

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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.