Home / 4,665.30-6,438.42-2,569.38

Finding the Fourth Proportional to 4,665.30, 6,438.42 and 2,569.38

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Solution

The fourth proportional to 4,665.30, 6,438.42 and 2,569.38 is: 3,545.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.30 : 6,438.42 = 2,569.38 : x
  2. Step 2: Convert to fraction form
    4,665.30/6,438.42 = 2,569.38/x
  3. Step 3: Cross multiply
    4,665.30x = 6,438.42 × 2,569.38
  4. Step 4: Simplify right side
    4,665.30x = 16,542,747.58
  5. Step 5: Solve for x
    x = 16,542,747.58/4,665.30
  6. Step 6: Final answer
    x = 3,545.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.