Home / 2,079.12-2,868.62-1,194.87

Finding the Fourth Proportional to 2,079.12, 2,868.62 and 1,194.87

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Solution

The fourth proportional to 2,079.12, 2,868.62 and 1,194.87 is: 1,648.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.12 : 2,868.62 = 1,194.87 : x
  2. Step 2: Convert to fraction form
    2,079.12/2,868.62 = 1,194.87/x
  3. Step 3: Cross multiply
    2,079.12x = 2,868.62 × 1,194.87
  4. Step 4: Simplify right side
    2,079.12x = 3,427,622.01
  5. Step 5: Solve for x
    x = 3,427,622.01/2,079.12
  6. Step 6: Final answer
    x = 1,648.59

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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.