Home / 5,508.18-8,264.52-3,318.48

Finding the Fourth Proportional to 5,508.18, 8,264.52 and 3,318.48

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Solution

The fourth proportional to 5,508.18, 8,264.52 and 3,318.48 is: 4,979.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.18 : 8,264.52 = 3,318.48 : x
  2. Step 2: Convert to fraction form
    5,508.18/8,264.52 = 3,318.48/x
  3. Step 3: Cross multiply
    5,508.18x = 8,264.52 × 3,318.48
  4. Step 4: Simplify right side
    5,508.18x = 27,425,644.33
  5. Step 5: Solve for x
    x = 27,425,644.33/5,508.18
  6. Step 6: Final answer
    x = 4,979.08

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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.