Home / 1,334.11-2,001.15-1,332.19

Finding the Fourth Proportional to 1,334.11, 2,001.15 and 1,332.19

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Solution

The fourth proportional to 1,334.11, 2,001.15 and 1,332.19 is: 1,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.11 : 2,001.15 = 1,332.19 : x
  2. Step 2: Convert to fraction form
    1,334.11/2,001.15 = 1,332.19/x
  3. Step 3: Cross multiply
    1,334.11x = 2,001.15 × 1,332.19
  4. Step 4: Simplify right side
    1,334.11x = 2,665,912.02
  5. Step 5: Solve for x
    x = 2,665,912.02/1,334.11
  6. Step 6: Final answer
    x = 1,998.27

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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.