Home / 2,037.43-3,049.12-1,257.13

Finding the Fourth Proportional to 2,037.43, 3,049.12 and 1,257.13

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Solution

The fourth proportional to 2,037.43, 3,049.12 and 1,257.13 is: 1,881.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.43 : 3,049.12 = 1,257.13 : x
  2. Step 2: Convert to fraction form
    2,037.43/3,049.12 = 1,257.13/x
  3. Step 3: Cross multiply
    2,037.43x = 3,049.12 × 1,257.13
  4. Step 4: Simplify right side
    2,037.43x = 3,833,140.23
  5. Step 5: Solve for x
    x = 3,833,140.23/2,037.43
  6. Step 6: Final answer
    x = 1,881.36

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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.