Home / 3,729.44-5,590.15-1,507.61

Finding the Fourth Proportional to 3,729.44, 5,590.15 and 1,507.61

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Solution

The fourth proportional to 3,729.44, 5,590.15 and 1,507.61 is: 2,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.44 : 5,590.15 = 1,507.61 : x
  2. Step 2: Convert to fraction form
    3,729.44/5,590.15 = 1,507.61/x
  3. Step 3: Cross multiply
    3,729.44x = 5,590.15 × 1,507.61
  4. Step 4: Simplify right side
    3,729.44x = 8,427,776.25
  5. Step 5: Solve for x
    x = 8,427,776.25/3,729.44
  6. Step 6: Final answer
    x = 2,259.80

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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.