Home / 2,593.20-3,871.68-2,565.84

Finding the Fourth Proportional to 2,593.20, 3,871.68 and 2,565.84

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Solution

The fourth proportional to 2,593.20, 3,871.68 and 2,565.84 is: 3,830.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593.20 : 3,871.68 = 2,565.84 : x
  2. Step 2: Convert to fraction form
    2,593.20/3,871.68 = 2,565.84/x
  3. Step 3: Cross multiply
    2,593.20x = 3,871.68 × 2,565.84
  4. Step 4: Simplify right side
    2,593.20x = 9,934,111.41
  5. Step 5: Solve for x
    x = 9,934,111.41/2,593.20
  6. Step 6: Final answer
    x = 3,830.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.