Home / 2,502.06-3,751.99-1,331.78

Finding the Fourth Proportional to 2,502.06, 3,751.99 and 1,331.78

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Solution

The fourth proportional to 2,502.06, 3,751.99 and 1,331.78 is: 1,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.06 : 3,751.99 = 1,331.78 : x
  2. Step 2: Convert to fraction form
    2,502.06/3,751.99 = 1,331.78/x
  3. Step 3: Cross multiply
    2,502.06x = 3,751.99 × 1,331.78
  4. Step 4: Simplify right side
    2,502.06x = 4,996,825.24
  5. Step 5: Solve for x
    x = 4,996,825.24/2,502.06
  6. Step 6: Final answer
    x = 1,997.08

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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.