Home / 2,227.39-3,074.03-1,283.22

Finding the Fourth Proportional to 2,227.39, 3,074.03 and 1,283.22

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Solution

The fourth proportional to 2,227.39, 3,074.03 and 1,283.22 is: 1,770.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.39 : 3,074.03 = 1,283.22 : x
  2. Step 2: Convert to fraction form
    2,227.39/3,074.03 = 1,283.22/x
  3. Step 3: Cross multiply
    2,227.39x = 3,074.03 × 1,283.22
  4. Step 4: Simplify right side
    2,227.39x = 3,944,655.17
  5. Step 5: Solve for x
    x = 3,944,655.17/2,227.39
  6. Step 6: Final answer
    x = 1,770.98

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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.