Home / 7,724.10-11,586.12-2,793.72

Finding the Fourth Proportional to 7,724.10, 11,586.12 and 2,793.72

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Solution

The fourth proportional to 7,724.10, 11,586.12 and 2,793.72 is: 4,190.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.10 : 11,586.12 = 2,793.72 : x
  2. Step 2: Convert to fraction form
    7,724.10/11,586.12 = 2,793.72/x
  3. Step 3: Cross multiply
    7,724.10x = 11,586.12 × 2,793.72
  4. Step 4: Simplify right side
    7,724.10x = 32,368,375.17
  5. Step 5: Solve for x
    x = 32,368,375.17/7,724.10
  6. Step 6: Final answer
    x = 4,190.57

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Similar ratio
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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.