Home / 3,277.60-4,517.77-2,851.14

Finding the Fourth Proportional to 3,277.60, 4,517.77 and 2,851.14

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Solution

The fourth proportional to 3,277.60, 4,517.77 and 2,851.14 is: 3,929.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.60 : 4,517.77 = 2,851.14 : x
  2. Step 2: Convert to fraction form
    3,277.60/4,517.77 = 2,851.14/x
  3. Step 3: Cross multiply
    3,277.60x = 4,517.77 × 2,851.14
  4. Step 4: Simplify right side
    3,277.60x = 12,880,794.76
  5. Step 5: Solve for x
    x = 12,880,794.76/3,277.60
  6. Step 6: Final answer
    x = 3,929.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.