Home / 7,724.62-11,587.16-5,350.38

Finding the Fourth Proportional to 7,724.62, 11,587.16 and 5,350.38

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Solution

The fourth proportional to 7,724.62, 11,587.16 and 5,350.38 is: 8,025.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.62 : 11,587.16 = 5,350.38 : x
  2. Step 2: Convert to fraction form
    7,724.62/11,587.16 = 5,350.38/x
  3. Step 3: Cross multiply
    7,724.62x = 11,587.16 × 5,350.38
  4. Step 4: Simplify right side
    7,724.62x = 61,995,709.12
  5. Step 5: Solve for x
    x = 61,995,709.12/7,724.62
  6. Step 6: Final answer
    x = 8,025.73

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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.