Home / 7,327.62-10,990.14-2,132.28

Finding the Fourth Proportional to 7,327.62, 10,990.14 and 2,132.28

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Solution

The fourth proportional to 7,327.62, 10,990.14 and 2,132.28 is: 3,198.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.62 : 10,990.14 = 2,132.28 : x
  2. Step 2: Convert to fraction form
    7,327.62/10,990.14 = 2,132.28/x
  3. Step 3: Cross multiply
    7,327.62x = 10,990.14 × 2,132.28
  4. Step 4: Simplify right side
    7,327.62x = 23,434,055.72
  5. Step 5: Solve for x
    x = 23,434,055.72/7,327.62
  6. Step 6: Final answer
    x = 3,198.04

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1.5x scale

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.