Home / 7,249.17-10,873.60-2,318.79

Finding the Fourth Proportional to 7,249.17, 10,873.60 and 2,318.79

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Solution

The fourth proportional to 7,249.17, 10,873.60 and 2,318.79 is: 3,478.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.17 : 10,873.60 = 2,318.79 : x
  2. Step 2: Convert to fraction form
    7,249.17/10,873.60 = 2,318.79/x
  3. Step 3: Cross multiply
    7,249.17x = 10,873.60 × 2,318.79
  4. Step 4: Simplify right side
    7,249.17x = 25,213,618.78
  5. Step 5: Solve for x
    x = 25,213,618.78/7,249.17
  6. Step 6: Final answer
    x = 3,478.14

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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.