Home / 3,414.72-4,713-2,235.36

Finding the Fourth Proportional to 3,414.72, 4,713 and 2,235.36

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Solution

The fourth proportional to 3,414.72, 4,713 and 2,235.36 is: 3,085.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.72 : 4,713 = 2,235.36 : x
  2. Step 2: Convert to fraction form
    3,414.72/4,713 = 2,235.36/x
  3. Step 3: Cross multiply
    3,414.72x = 4,713 × 2,235.36
  4. Step 4: Simplify right side
    3,414.72x = 10,535,251.68
  5. Step 5: Solve for x
    x = 10,535,251.68/3,414.72
  6. Step 6: Final answer
    x = 3,085.25

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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.