Home / 1,301.24-1,954.20-1,249.04

Finding the Fourth Proportional to 1,301.24, 1,954.20 and 1,249.04

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Solution

The fourth proportional to 1,301.24, 1,954.20 and 1,249.04 is: 1,875.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301.24 : 1,954.20 = 1,249.04 : x
  2. Step 2: Convert to fraction form
    1,301.24/1,954.20 = 1,249.04/x
  3. Step 3: Cross multiply
    1,301.24x = 1,954.20 × 1,249.04
  4. Step 4: Simplify right side
    1,301.24x = 2,440,873.97
  5. Step 5: Solve for x
    x = 2,440,873.97/1,301.24
  6. Step 6: Final answer
    x = 1,875.81

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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.