Home / 3,924.90-5,887.50-1,003.28

Finding the Fourth Proportional to 3,924.90, 5,887.50 and 1,003.28

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Solution

The fourth proportional to 3,924.90, 5,887.50 and 1,003.28 is: 1,504.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.90 : 5,887.50 = 1,003.28 : x
  2. Step 2: Convert to fraction form
    3,924.90/5,887.50 = 1,003.28/x
  3. Step 3: Cross multiply
    3,924.90x = 5,887.50 × 1,003.28
  4. Step 4: Simplify right side
    3,924.90x = 5,906,811
  5. Step 5: Solve for x
    x = 5,906,811/3,924.90
  6. Step 6: Final answer
    x = 1,504.96

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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.