Home / 3,246.36-4,478.13-2,252.49

Finding the Fourth Proportional to 3,246.36, 4,478.13 and 2,252.49

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Solution

The fourth proportional to 3,246.36, 4,478.13 and 2,252.49 is: 3,107.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.36 : 4,478.13 = 2,252.49 : x
  2. Step 2: Convert to fraction form
    3,246.36/4,478.13 = 2,252.49/x
  3. Step 3: Cross multiply
    3,246.36x = 4,478.13 × 2,252.49
  4. Step 4: Simplify right side
    3,246.36x = 10,086,943.04
  5. Step 5: Solve for x
    x = 10,086,943.04/3,246.36
  6. Step 6: Final answer
    x = 3,107.15

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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.