Home / 3,239.78-4,471.08-2,452.46

Finding the Fourth Proportional to 3,239.78, 4,471.08 and 2,452.46

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Solution

The fourth proportional to 3,239.78, 4,471.08 and 2,452.46 is: 3,384.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.78 : 4,471.08 = 2,452.46 : x
  2. Step 2: Convert to fraction form
    3,239.78/4,471.08 = 2,452.46/x
  3. Step 3: Cross multiply
    3,239.78x = 4,471.08 × 2,452.46
  4. Step 4: Simplify right side
    3,239.78x = 10,965,144.86
  5. Step 5: Solve for x
    x = 10,965,144.86/3,239.78
  6. Step 6: Final answer
    x = 3,384.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.