Home / 2,079.11-2,868.99-1,194.86

Finding the Fourth Proportional to 2,079.11, 2,868.99 and 1,194.86

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Solution

The fourth proportional to 2,079.11, 2,868.99 and 1,194.86 is: 1,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.11 : 2,868.99 = 1,194.86 : x
  2. Step 2: Convert to fraction form
    2,079.11/2,868.99 = 1,194.86/x
  3. Step 3: Cross multiply
    2,079.11x = 2,868.99 × 1,194.86
  4. Step 4: Simplify right side
    2,079.11x = 3,428,041.39
  5. Step 5: Solve for x
    x = 3,428,041.39/2,079.11
  6. Step 6: Final answer
    x = 1,648.80

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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.