Home / 1,951.13-2,689.53-1,452.98

Finding the Fourth Proportional to 1,951.13, 2,689.53 and 1,452.98

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Solution

The fourth proportional to 1,951.13, 2,689.53 and 1,452.98 is: 2,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.13 : 2,689.53 = 1,452.98 : x
  2. Step 2: Convert to fraction form
    1,951.13/2,689.53 = 1,452.98/x
  3. Step 3: Cross multiply
    1,951.13x = 2,689.53 × 1,452.98
  4. Step 4: Simplify right side
    1,951.13x = 3,907,833.30
  5. Step 5: Solve for x
    x = 3,907,833.30/1,951.13
  6. Step 6: Final answer
    x = 2,002.86

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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.