Home / 2,060.19-3,091.23-1,123.43

Finding the Fourth Proportional to 2,060.19, 3,091.23 and 1,123.43

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Solution

The fourth proportional to 2,060.19, 3,091.23 and 1,123.43 is: 1,685.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.19 : 3,091.23 = 1,123.43 : x
  2. Step 2: Convert to fraction form
    2,060.19/3,091.23 = 1,123.43/x
  3. Step 3: Cross multiply
    2,060.19x = 3,091.23 × 1,123.43
  4. Step 4: Simplify right side
    2,060.19x = 3,472,765.06
  5. Step 5: Solve for x
    x = 3,472,765.06/2,060.19
  6. Step 6: Final answer
    x = 1,685.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.