Home / 2,951.19-4,074.75-1,833.66

Finding the Fourth Proportional to 2,951.19, 4,074.75 and 1,833.66

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Solution

The fourth proportional to 2,951.19, 4,074.75 and 1,833.66 is: 2,531.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.19 : 4,074.75 = 1,833.66 : x
  2. Step 2: Convert to fraction form
    2,951.19/4,074.75 = 1,833.66/x
  3. Step 3: Cross multiply
    2,951.19x = 4,074.75 × 1,833.66
  4. Step 4: Simplify right side
    2,951.19x = 7,471,706.09
  5. Step 5: Solve for x
    x = 7,471,706.09/2,951.19
  6. Step 6: Final answer
    x = 2,531.76

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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.