Home / 3,414.75-4,711.33-2,087.16

Finding the Fourth Proportional to 3,414.75, 4,711.33 and 2,087.16

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Solution

The fourth proportional to 3,414.75, 4,711.33 and 2,087.16 is: 2,879.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.75 : 4,711.33 = 2,087.16 : x
  2. Step 2: Convert to fraction form
    3,414.75/4,711.33 = 2,087.16/x
  3. Step 3: Cross multiply
    3,414.75x = 4,711.33 × 2,087.16
  4. Step 4: Simplify right side
    3,414.75x = 9,833,299.52
  5. Step 5: Solve for x
    x = 9,833,299.52/3,414.75
  6. Step 6: Final answer
    x = 2,879.65

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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.