Home / 3,854.16-5,781.47-1,043.42

Finding the Fourth Proportional to 3,854.16, 5,781.47 and 1,043.42

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Solution

The fourth proportional to 3,854.16, 5,781.47 and 1,043.42 is: 1,565.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.16 : 5,781.47 = 1,043.42 : x
  2. Step 2: Convert to fraction form
    3,854.16/5,781.47 = 1,043.42/x
  3. Step 3: Cross multiply
    3,854.16x = 5,781.47 × 1,043.42
  4. Step 4: Simplify right side
    3,854.16x = 6,032,467.30
  5. Step 5: Solve for x
    x = 6,032,467.30/3,854.16
  6. Step 6: Final answer
    x = 1,565.18

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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.