Home / 3,240.46-4,471.66-1,824.18

Finding the Fourth Proportional to 3,240.46, 4,471.66 and 1,824.18

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Solution

The fourth proportional to 3,240.46, 4,471.66 and 1,824.18 is: 2,517.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.46 : 4,471.66 = 1,824.18 : x
  2. Step 2: Convert to fraction form
    3,240.46/4,471.66 = 1,824.18/x
  3. Step 3: Cross multiply
    3,240.46x = 4,471.66 × 1,824.18
  4. Step 4: Simplify right side
    3,240.46x = 8,157,112.74
  5. Step 5: Solve for x
    x = 8,157,112.74/3,240.46
  6. Step 6: Final answer
    x = 2,517.27

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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.