Home / 1,753.74-2,625.21-1,101.42

Finding the Fourth Proportional to 1,753.74, 2,625.21 and 1,101.42

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Solution

The fourth proportional to 1,753.74, 2,625.21 and 1,101.42 is: 1,648.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.74 : 2,625.21 = 1,101.42 : x
  2. Step 2: Convert to fraction form
    1,753.74/2,625.21 = 1,101.42/x
  3. Step 3: Cross multiply
    1,753.74x = 2,625.21 × 1,101.42
  4. Step 4: Simplify right side
    1,753.74x = 2,891,458.80
  5. Step 5: Solve for x
    x = 2,891,458.80/1,753.74
  6. Step 6: Final answer
    x = 1,648.74

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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.