Home / 2,182.13-3,011.75-1,250.63

Finding the Fourth Proportional to 2,182.13, 3,011.75 and 1,250.63

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Solution

The fourth proportional to 2,182.13, 3,011.75 and 1,250.63 is: 1,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.13 : 3,011.75 = 1,250.63 : x
  2. Step 2: Convert to fraction form
    2,182.13/3,011.75 = 1,250.63/x
  3. Step 3: Cross multiply
    2,182.13x = 3,011.75 × 1,250.63
  4. Step 4: Simplify right side
    2,182.13x = 3,766,563.59
  5. Step 5: Solve for x
    x = 3,766,563.59/2,182.13
  6. Step 6: Final answer
    x = 1,726.10

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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.