Home / 5,489.13-8,234.93-2,565.84

Finding the Fourth Proportional to 5,489.13, 8,234.93 and 2,565.84

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Solution

The fourth proportional to 5,489.13, 8,234.93 and 2,565.84 is: 3,849.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.13 : 8,234.93 = 2,565.84 : x
  2. Step 2: Convert to fraction form
    5,489.13/8,234.93 = 2,565.84/x
  3. Step 3: Cross multiply
    5,489.13x = 8,234.93 × 2,565.84
  4. Step 4: Simplify right side
    5,489.13x = 21,129,550.09
  5. Step 5: Solve for x
    x = 21,129,550.09/5,489.13
  6. Step 6: Final answer
    x = 3,849.34

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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.