Home / 5,116.16-7,674.24-2,196.52

Finding the Fourth Proportional to 5,116.16, 7,674.24 and 2,196.52

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Solution

The fourth proportional to 5,116.16, 7,674.24 and 2,196.52 is: 3,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.16 : 7,674.24 = 2,196.52 : x
  2. Step 2: Convert to fraction form
    5,116.16/7,674.24 = 2,196.52/x
  3. Step 3: Cross multiply
    5,116.16x = 7,674.24 × 2,196.52
  4. Step 4: Simplify right side
    5,116.16x = 16,856,610.70
  5. Step 5: Solve for x
    x = 16,856,610.70/5,116.16
  6. Step 6: Final answer
    x = 3,294.78

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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.