Home / 1,183.28-1,772.88-1,063.04

Finding the Fourth Proportional to 1,183.28, 1,772.88 and 1,063.04

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Solution

The fourth proportional to 1,183.28, 1,772.88 and 1,063.04 is: 1,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183.28 : 1,772.88 = 1,063.04 : x
  2. Step 2: Convert to fraction form
    1,183.28/1,772.88 = 1,063.04/x
  3. Step 3: Cross multiply
    1,183.28x = 1,772.88 × 1,063.04
  4. Step 4: Simplify right side
    1,183.28x = 1,884,642.36
  5. Step 5: Solve for x
    x = 1,884,642.36/1,183.28
  6. Step 6: Final answer
    x = 1,592.73

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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.