Home / 3,182.20-4,766.76-1,880.52

Finding the Fourth Proportional to 3,182.20, 4,766.76 and 1,880.52

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Solution

The fourth proportional to 3,182.20, 4,766.76 and 1,880.52 is: 2,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.20 : 4,766.76 = 1,880.52 : x
  2. Step 2: Convert to fraction form
    3,182.20/4,766.76 = 1,880.52/x
  3. Step 3: Cross multiply
    3,182.20x = 4,766.76 × 1,880.52
  4. Step 4: Simplify right side
    3,182.20x = 8,963,987.52
  5. Step 5: Solve for x
    x = 8,963,987.52/3,182.20
  6. Step 6: Final answer
    x = 2,816.92

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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.