Home / 2,227.88-3,073.60-1,343.77

Finding the Fourth Proportional to 2,227.88, 3,073.60 and 1,343.77

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Solution

The fourth proportional to 2,227.88, 3,073.60 and 1,343.77 is: 1,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.88 : 3,073.60 = 1,343.77 : x
  2. Step 2: Convert to fraction form
    2,227.88/3,073.60 = 1,343.77/x
  3. Step 3: Cross multiply
    2,227.88x = 3,073.60 × 1,343.77
  4. Step 4: Simplify right side
    2,227.88x = 4,130,211.47
  5. Step 5: Solve for x
    x = 4,130,211.47/2,227.88
  6. Step 6: Final answer
    x = 1,853.88

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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.