Home / 4,517.28-6,767.16-2,762.76

Finding the Fourth Proportional to 4,517.28, 6,767.16 and 2,762.76

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Solution

The fourth proportional to 4,517.28, 6,767.16 and 2,762.76 is: 4,138.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.28 : 6,767.16 = 2,762.76 : x
  2. Step 2: Convert to fraction form
    4,517.28/6,767.16 = 2,762.76/x
  3. Step 3: Cross multiply
    4,517.28x = 6,767.16 × 2,762.76
  4. Step 4: Simplify right side
    4,517.28x = 18,696,038.96
  5. Step 5: Solve for x
    x = 18,696,038.96/4,517.28
  6. Step 6: Final answer
    x = 4,138.78

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1.5x scale

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.