Home / 4,129.28-6,193.44-1,531.52

Finding the Fourth Proportional to 4,129.28, 6,193.44 and 1,531.52

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Solution

The fourth proportional to 4,129.28, 6,193.44 and 1,531.52 is: 2,297.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.28 : 6,193.44 = 1,531.52 : x
  2. Step 2: Convert to fraction form
    4,129.28/6,193.44 = 1,531.52/x
  3. Step 3: Cross multiply
    4,129.28x = 6,193.44 × 1,531.52
  4. Step 4: Simplify right side
    4,129.28x = 9,485,377.23
  5. Step 5: Solve for x
    x = 9,485,377.23/4,129.28
  6. Step 6: Final answer
    x = 2,297.10

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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.