Home / 6,454.91-9,689.66-2,562.05

Finding the Fourth Proportional to 6,454.91, 9,689.66 and 2,562.05

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Solution

The fourth proportional to 6,454.91, 9,689.66 and 2,562.05 is: 3,845.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454.91 : 9,689.66 = 2,562.05 : x
  2. Step 2: Convert to fraction form
    6,454.91/9,689.66 = 2,562.05/x
  3. Step 3: Cross multiply
    6,454.91x = 9,689.66 × 2,562.05
  4. Step 4: Simplify right side
    6,454.91x = 24,825,332.14
  5. Step 5: Solve for x
    x = 24,825,332.14/6,454.91
  6. Step 6: Final answer
    x = 3,845.96

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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.