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Finding the Fourth Proportional to 6,604.16, 9,905.52 and 2,221.52

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Solution

The fourth proportional to 6,604.16, 9,905.52 and 2,221.52 is: 3,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.16 : 9,905.52 = 2,221.52 : x
  2. Step 2: Convert to fraction form
    6,604.16/9,905.52 = 2,221.52/x
  3. Step 3: Cross multiply
    6,604.16x = 9,905.52 × 2,221.52
  4. Step 4: Simplify right side
    6,604.16x = 22,005,310.79
  5. Step 5: Solve for x
    x = 22,005,310.79/6,604.16
  6. Step 6: Final answer
    x = 3,332.04

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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.