Home / 1,182.28-1,771.38-1,062.04

Finding the Fourth Proportional to 1,182.28, 1,771.38 and 1,062.04

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Solution

The fourth proportional to 1,182.28, 1,771.38 and 1,062.04 is: 1,591.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182.28 : 1,771.38 = 1,062.04 : x
  2. Step 2: Convert to fraction form
    1,182.28/1,771.38 = 1,062.04/x
  3. Step 3: Cross multiply
    1,182.28x = 1,771.38 × 1,062.04
  4. Step 4: Simplify right side
    1,182.28x = 1,881,276.42
  5. Step 5: Solve for x
    x = 1,881,276.42/1,182.28
  6. Step 6: Final answer
    x = 1,591.23

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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.