Home / 6,622.12-9,932.57-2,239.62

Finding the Fourth Proportional to 6,622.12, 9,932.57 and 2,239.62

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Solution

The fourth proportional to 6,622.12, 9,932.57 and 2,239.62 is: 3,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.12 : 9,932.57 = 2,239.62 : x
  2. Step 2: Convert to fraction form
    6,622.12/9,932.57 = 2,239.62/x
  3. Step 3: Cross multiply
    6,622.12x = 9,932.57 × 2,239.62
  4. Step 4: Simplify right side
    6,622.12x = 22,245,132.76
  5. Step 5: Solve for x
    x = 22,245,132.76/6,622.12
  6. Step 6: Final answer
    x = 3,359.22

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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.