Home / 3,739.32-5,610.42-1,432.44

Finding the Fourth Proportional to 3,739.32, 5,610.42 and 1,432.44

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Solution

The fourth proportional to 3,739.32, 5,610.42 and 1,432.44 is: 2,149.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.32 : 5,610.42 = 1,432.44 : x
  2. Step 2: Convert to fraction form
    3,739.32/5,610.42 = 1,432.44/x
  3. Step 3: Cross multiply
    3,739.32x = 5,610.42 × 1,432.44
  4. Step 4: Simplify right side
    3,739.32x = 8,036,590.02
  5. Step 5: Solve for x
    x = 8,036,590.02/3,739.32
  6. Step 6: Final answer
    x = 2,149.21

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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.