Home / 5,488.30-8,232.45-2,569.87

Finding the Fourth Proportional to 5,488.30, 8,232.45 and 2,569.87

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Solution

The fourth proportional to 5,488.30, 8,232.45 and 2,569.87 is: 3,854.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.30 : 8,232.45 = 2,569.87 : x
  2. Step 2: Convert to fraction form
    5,488.30/8,232.45 = 2,569.87/x
  3. Step 3: Cross multiply
    5,488.30x = 8,232.45 × 2,569.87
  4. Step 4: Simplify right side
    5,488.30x = 21,156,326.28
  5. Step 5: Solve for x
    x = 21,156,326.28/5,488.30
  6. Step 6: Final answer
    x = 3,854.81

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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.