Home / 2,182.21-3,011.61-1,250.71

Finding the Fourth Proportional to 2,182.21, 3,011.61 and 1,250.71

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Solution

The fourth proportional to 2,182.21, 3,011.61 and 1,250.71 is: 1,726.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.21 : 3,011.61 = 1,250.71 : x
  2. Step 2: Convert to fraction form
    2,182.21/3,011.61 = 1,250.71/x
  3. Step 3: Cross multiply
    2,182.21x = 3,011.61 × 1,250.71
  4. Step 4: Simplify right side
    2,182.21x = 3,766,650.74
  5. Step 5: Solve for x
    x = 3,766,650.74/2,182.21
  6. Step 6: Final answer
    x = 1,726.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.