Home / 2,787.26-4,175.22-2,236.46

Finding the Fourth Proportional to 2,787.26, 4,175.22 and 2,236.46

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Solution

The fourth proportional to 2,787.26, 4,175.22 and 2,236.46 is: 3,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787.26 : 4,175.22 = 2,236.46 : x
  2. Step 2: Convert to fraction form
    2,787.26/4,175.22 = 2,236.46/x
  3. Step 3: Cross multiply
    2,787.26x = 4,175.22 × 2,236.46
  4. Step 4: Simplify right side
    2,787.26x = 9,337,712.52
  5. Step 5: Solve for x
    x = 9,337,712.52/2,787.26
  6. Step 6: Final answer
    x = 3,350.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.