Home / 6,815.08-10,220.44-2,197

Finding the Fourth Proportional to 6,815.08, 10,220.44 and 2,197

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Solution

The fourth proportional to 6,815.08, 10,220.44 and 2,197 is: 3,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.08 : 10,220.44 = 2,197 : x
  2. Step 2: Convert to fraction form
    6,815.08/10,220.44 = 2,197/x
  3. Step 3: Cross multiply
    6,815.08x = 10,220.44 × 2,197
  4. Step 4: Simplify right side
    6,815.08x = 22,454,306.68
  5. Step 5: Solve for x
    x = 22,454,306.68/6,815.08
  6. Step 6: Final answer
    x = 3,294.80

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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.