Home / 7,737.28-11,604.86-2,191.04

Finding the Fourth Proportional to 7,737.28, 11,604.86 and 2,191.04

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Solution

The fourth proportional to 7,737.28, 11,604.86 and 2,191.04 is: 3,286.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.28 : 11,604.86 = 2,191.04 : x
  2. Step 2: Convert to fraction form
    7,737.28/11,604.86 = 2,191.04/x
  3. Step 3: Cross multiply
    7,737.28x = 11,604.86 × 2,191.04
  4. Step 4: Simplify right side
    7,737.28x = 25,426,712.45
  5. Step 5: Solve for x
    x = 25,426,712.45/7,737.28
  6. Step 6: Final answer
    x = 3,286.26

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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.