Home / 3,122.48-4,310.32-2,414.56

Finding the Fourth Proportional to 3,122.48, 4,310.32 and 2,414.56

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Solution

The fourth proportional to 3,122.48, 4,310.32 and 2,414.56 is: 3,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.48 : 4,310.32 = 2,414.56 : x
  2. Step 2: Convert to fraction form
    3,122.48/4,310.32 = 2,414.56/x
  3. Step 3: Cross multiply
    3,122.48x = 4,310.32 × 2,414.56
  4. Step 4: Simplify right side
    3,122.48x = 10,407,526.26
  5. Step 5: Solve for x
    x = 10,407,526.26/3,122.48
  6. Step 6: Final answer
    x = 3,333.10

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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.