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Finding the Fourth Proportional to 6,566.22, 9,849.30 and 1,949.22

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Solution

The fourth proportional to 6,566.22, 9,849.30 and 1,949.22 is: 2,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,566.22 : 9,849.30 = 1,949.22 : x
  2. Step 2: Convert to fraction form
    6,566.22/9,849.30 = 1,949.22/x
  3. Step 3: Cross multiply
    6,566.22x = 9,849.30 × 1,949.22
  4. Step 4: Simplify right side
    6,566.22x = 19,198,452.55
  5. Step 5: Solve for x
    x = 19,198,452.55/6,566.22
  6. Step 6: Final answer
    x = 2,923.82

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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.