Home / 2,929.20-4,393.77-1,196.61

Finding the Fourth Proportional to 2,929.20, 4,393.77 and 1,196.61

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Solution

The fourth proportional to 2,929.20, 4,393.77 and 1,196.61 is: 1,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.20 : 4,393.77 = 1,196.61 : x
  2. Step 2: Convert to fraction form
    2,929.20/4,393.77 = 1,196.61/x
  3. Step 3: Cross multiply
    2,929.20x = 4,393.77 × 1,196.61
  4. Step 4: Simplify right side
    2,929.20x = 5,257,629.12
  5. Step 5: Solve for x
    x = 5,257,629.12/2,929.20
  6. Step 6: Final answer
    x = 1,794.90

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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.