Home / 6,604.20-9,906.30-3,323.70

Finding the Fourth Proportional to 6,604.20, 9,906.30 and 3,323.70

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Solution

The fourth proportional to 6,604.20, 9,906.30 and 3,323.70 is: 4,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.20 : 9,906.30 = 3,323.70 : x
  2. Step 2: Convert to fraction form
    6,604.20/9,906.30 = 3,323.70/x
  3. Step 3: Cross multiply
    6,604.20x = 9,906.30 × 3,323.70
  4. Step 4: Simplify right side
    6,604.20x = 32,925,569.31
  5. Step 5: Solve for x
    x = 32,925,569.31/6,604.20
  6. Step 6: Final answer
    x = 4,985.55

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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.