Home / 4,123.92-6,194.40-2,565.72

Finding the Fourth Proportional to 4,123.92, 6,194.40 and 2,565.72

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Solution

The fourth proportional to 4,123.92, 6,194.40 and 2,565.72 is: 3,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.92 : 6,194.40 = 2,565.72 : x
  2. Step 2: Convert to fraction form
    4,123.92/6,194.40 = 2,565.72/x
  3. Step 3: Cross multiply
    4,123.92x = 6,194.40 × 2,565.72
  4. Step 4: Simplify right side
    4,123.92x = 15,893,095.97
  5. Step 5: Solve for x
    x = 15,893,095.97/4,123.92
  6. Step 6: Final answer
    x = 3,853.88

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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.