Home / 2,799.83-4,199.14-1,155.95

Finding the Fourth Proportional to 2,799.83, 4,199.14 and 1,155.95

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Solution

The fourth proportional to 2,799.83, 4,199.14 and 1,155.95 is: 1,733.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.83 : 4,199.14 = 1,155.95 : x
  2. Step 2: Convert to fraction form
    2,799.83/4,199.14 = 1,155.95/x
  3. Step 3: Cross multiply
    2,799.83x = 4,199.14 × 1,155.95
  4. Step 4: Simplify right side
    2,799.83x = 4,853,995.88
  5. Step 5: Solve for x
    x = 4,853,995.88/2,799.83
  6. Step 6: Final answer
    x = 1,733.68

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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.