Home / 6,630-9,949.68-3,167.52

Finding the Fourth Proportional to 6,630, 9,949.68 and 3,167.52

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Solution

The fourth proportional to 6,630, 9,949.68 and 3,167.52 is: 4,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630 : 9,949.68 = 3,167.52 : x
  2. Step 2: Convert to fraction form
    6,630/9,949.68 = 3,167.52/x
  3. Step 3: Cross multiply
    6,630x = 9,949.68 × 3,167.52
  4. Step 4: Simplify right side
    6,630x = 31,515,810.39
  5. Step 5: Solve for x
    x = 31,515,810.39/6,630
  6. Step 6: Final answer
    x = 4,753.52

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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.