Home / 2,227.26-3,073.38-1,283.18

Finding the Fourth Proportional to 2,227.26, 3,073.38 and 1,283.18

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Solution

The fourth proportional to 2,227.26, 3,073.38 and 1,283.18 is: 1,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.26 : 3,073.38 = 1,283.18 : x
  2. Step 2: Convert to fraction form
    2,227.26/3,073.38 = 1,283.18/x
  3. Step 3: Cross multiply
    2,227.26x = 3,073.38 × 1,283.18
  4. Step 4: Simplify right side
    2,227.26x = 3,943,679.57
  5. Step 5: Solve for x
    x = 3,943,679.57/2,227.26
  6. Step 6: Final answer
    x = 1,770.64

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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.