Home / 6,627.90-9,169.11-5,446.62

Finding the Fourth Proportional to 6,627.90, 9,169.11 and 5,446.62

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Solution

The fourth proportional to 6,627.90, 9,169.11 and 5,446.62 is: 7,534.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.90 : 9,169.11 = 5,446.62 : x
  2. Step 2: Convert to fraction form
    6,627.90/9,169.11 = 5,446.62/x
  3. Step 3: Cross multiply
    6,627.90x = 9,169.11 × 5,446.62
  4. Step 4: Simplify right side
    6,627.90x = 49,940,657.91
  5. Step 5: Solve for x
    x = 49,940,657.91/6,627.90
  6. Step 6: Final answer
    x = 7,534.91

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1.5x scale

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.