Home / 3,945.08-5,924.10-2,649.08

Finding the Fourth Proportional to 3,945.08, 5,924.10 and 2,649.08

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Solution

The fourth proportional to 3,945.08, 5,924.10 and 2,649.08 is: 3,977.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945.08 : 5,924.10 = 2,649.08 : x
  2. Step 2: Convert to fraction form
    3,945.08/5,924.10 = 2,649.08/x
  3. Step 3: Cross multiply
    3,945.08x = 5,924.10 × 2,649.08
  4. Step 4: Simplify right side
    3,945.08x = 15,693,414.83
  5. Step 5: Solve for x
    x = 15,693,414.83/3,945.08
  6. Step 6: Final answer
    x = 3,977.97

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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.