Home / 3,398.31-5,098.26-1,058.20

Finding the Fourth Proportional to 3,398.31, 5,098.26 and 1,058.20

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Solution

The fourth proportional to 3,398.31, 5,098.26 and 1,058.20 is: 1,587.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.31 : 5,098.26 = 1,058.20 : x
  2. Step 2: Convert to fraction form
    3,398.31/5,098.26 = 1,058.20/x
  3. Step 3: Cross multiply
    3,398.31x = 5,098.26 × 1,058.20
  4. Step 4: Simplify right side
    3,398.31x = 5,394,978.73
  5. Step 5: Solve for x
    x = 5,394,978.73/3,398.31
  6. Step 6: Final answer
    x = 1,587.55

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1.5x scale

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.