Home / 1,829.80-2,738.22-1,244.86

Finding the Fourth Proportional to 1,829.80, 2,738.22 and 1,244.86

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Solution

The fourth proportional to 1,829.80, 2,738.22 and 1,244.86 is: 1,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.80 : 2,738.22 = 1,244.86 : x
  2. Step 2: Convert to fraction form
    1,829.80/2,738.22 = 1,244.86/x
  3. Step 3: Cross multiply
    1,829.80x = 2,738.22 × 1,244.86
  4. Step 4: Simplify right side
    1,829.80x = 3,408,700.55
  5. Step 5: Solve for x
    x = 3,408,700.55/1,829.80
  6. Step 6: Final answer
    x = 1,862.88

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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.