Home / 3,917.36-5,872.20-1,610.48

Finding the Fourth Proportional to 3,917.36, 5,872.20 and 1,610.48

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Solution

The fourth proportional to 3,917.36, 5,872.20 and 1,610.48 is: 2,414.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.36 : 5,872.20 = 1,610.48 : x
  2. Step 2: Convert to fraction form
    3,917.36/5,872.20 = 1,610.48/x
  3. Step 3: Cross multiply
    3,917.36x = 5,872.20 × 1,610.48
  4. Step 4: Simplify right side
    3,917.36x = 9,457,060.66
  5. Step 5: Solve for x
    x = 9,457,060.66/3,917.36
  6. Step 6: Final answer
    x = 2,414.14

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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.