Home / 5,921.18-8,882.52-1,761.32

Finding the Fourth Proportional to 5,921.18, 8,882.52 and 1,761.32

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Solution

The fourth proportional to 5,921.18, 8,882.52 and 1,761.32 is: 2,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.18 : 8,882.52 = 1,761.32 : x
  2. Step 2: Convert to fraction form
    5,921.18/8,882.52 = 1,761.32/x
  3. Step 3: Cross multiply
    5,921.18x = 8,882.52 × 1,761.32
  4. Step 4: Simplify right side
    5,921.18x = 15,644,960.13
  5. Step 5: Solve for x
    x = 15,644,960.13/5,921.18
  6. Step 6: Final answer
    x = 2,642.20

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1.5x scale

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.