Home / 5,711.09-8,565.15-2,422.49

Finding the Fourth Proportional to 5,711.09, 8,565.15 and 2,422.49

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Solution

The fourth proportional to 5,711.09, 8,565.15 and 2,422.49 is: 3,633.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.09 : 8,565.15 = 2,422.49 : x
  2. Step 2: Convert to fraction form
    5,711.09/8,565.15 = 2,422.49/x
  3. Step 3: Cross multiply
    5,711.09x = 8,565.15 × 2,422.49
  4. Step 4: Simplify right side
    5,711.09x = 20,748,990.22
  5. Step 5: Solve for x
    x = 20,748,990.22/5,711.09
  6. Step 6: Final answer
    x = 3,633.11

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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.