Home / 5,781.47-8,672.59-2,032.80

Finding the Fourth Proportional to 5,781.47, 8,672.59 and 2,032.80

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Solution

The fourth proportional to 5,781.47, 8,672.59 and 2,032.80 is: 3,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781.47 : 8,672.59 = 2,032.80 : x
  2. Step 2: Convert to fraction form
    5,781.47/8,672.59 = 2,032.80/x
  3. Step 3: Cross multiply
    5,781.47x = 8,672.59 × 2,032.80
  4. Step 4: Simplify right side
    5,781.47x = 17,629,587.43
  5. Step 5: Solve for x
    x = 17,629,587.43/5,781.47
  6. Step 6: Final answer
    x = 3,049.33

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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.