Home / 1,132.08-1,560.66-799.52

Finding the Fourth Proportional to 1,132.08, 1,560.66 and 799.52

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Solution

The fourth proportional to 1,132.08, 1,560.66 and 799.52 is: 1,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132.08 : 1,560.66 = 799.52 : x
  2. Step 2: Convert to fraction form
    1,132.08/1,560.66 = 799.52/x
  3. Step 3: Cross multiply
    1,132.08x = 1,560.66 × 799.52
  4. Step 4: Simplify right side
    1,132.08x = 1,247,778.88
  5. Step 5: Solve for x
    x = 1,247,778.88/1,132.08
  6. Step 6: Final answer
    x = 1,102.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.