Home / 4,337.28-5,986.56-2,766.72

Finding the Fourth Proportional to 4,337.28, 5,986.56 and 2,766.72

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Solution

The fourth proportional to 4,337.28, 5,986.56 and 2,766.72 is: 3,818.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,337.28 : 5,986.56 = 2,766.72 : x
  2. Step 2: Convert to fraction form
    4,337.28/5,986.56 = 2,766.72/x
  3. Step 3: Cross multiply
    4,337.28x = 5,986.56 × 2,766.72
  4. Step 4: Simplify right side
    4,337.28x = 16,563,135.28
  5. Step 5: Solve for x
    x = 16,563,135.28/4,337.28
  6. Step 6: Final answer
    x = 3,818.78

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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.