Home / 4,122.27-5,687.10-2,443.05

Finding the Fourth Proportional to 4,122.27, 5,687.10 and 2,443.05

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Solution

The fourth proportional to 4,122.27, 5,687.10 and 2,443.05 is: 3,370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.27 : 5,687.10 = 2,443.05 : x
  2. Step 2: Convert to fraction form
    4,122.27/5,687.10 = 2,443.05/x
  3. Step 3: Cross multiply
    4,122.27x = 5,687.10 × 2,443.05
  4. Step 4: Simplify right side
    4,122.27x = 13,893,869.66
  5. Step 5: Solve for x
    x = 13,893,869.66/4,122.27
  6. Step 6: Final answer
    x = 3,370.44

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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.