Home / 2,774.88-4,150.91-2,531.57

Finding the Fourth Proportional to 2,774.88, 4,150.91 and 2,531.57

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Solution

The fourth proportional to 2,774.88, 4,150.91 and 2,531.57 is: 3,786.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.88 : 4,150.91 = 2,531.57 : x
  2. Step 2: Convert to fraction form
    2,774.88/4,150.91 = 2,531.57/x
  3. Step 3: Cross multiply
    2,774.88x = 4,150.91 × 2,531.57
  4. Step 4: Simplify right side
    2,774.88x = 10,508,319.23
  5. Step 5: Solve for x
    x = 10,508,319.23/2,774.88
  6. Step 6: Final answer
    x = 3,786.95

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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.