Home / 4,262.91-6,385.46-3,436.71

Finding the Fourth Proportional to 4,262.91, 6,385.46 and 3,436.71

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Solution

The fourth proportional to 4,262.91, 6,385.46 and 3,436.71 is: 5,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.91 : 6,385.46 = 3,436.71 : x
  2. Step 2: Convert to fraction form
    4,262.91/6,385.46 = 3,436.71/x
  3. Step 3: Cross multiply
    4,262.91x = 6,385.46 × 3,436.71
  4. Step 4: Simplify right side
    4,262.91x = 21,944,957.05
  5. Step 5: Solve for x
    x = 21,944,957.05/4,262.91
  6. Step 6: Final answer
    x = 5,147.88

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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.