Home / 5,872.52-8,104.19-3,219.91

Finding the Fourth Proportional to 5,872.52, 8,104.19 and 3,219.91

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Solution

The fourth proportional to 5,872.52, 8,104.19 and 3,219.91 is: 4,443.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.52 : 8,104.19 = 3,219.91 : x
  2. Step 2: Convert to fraction form
    5,872.52/8,104.19 = 3,219.91/x
  3. Step 3: Cross multiply
    5,872.52x = 8,104.19 × 3,219.91
  4. Step 4: Simplify right side
    5,872.52x = 26,094,726.06
  5. Step 5: Solve for x
    x = 26,094,726.06/5,872.52
  6. Step 6: Final answer
    x = 4,443.53

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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.