Home / 4,515.60-6,229.50-2,747.10

Finding the Fourth Proportional to 4,515.60, 6,229.50 and 2,747.10

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Solution

The fourth proportional to 4,515.60, 6,229.50 and 2,747.10 is: 3,789.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.60 : 6,229.50 = 2,747.10 : x
  2. Step 2: Convert to fraction form
    4,515.60/6,229.50 = 2,747.10/x
  3. Step 3: Cross multiply
    4,515.60x = 6,229.50 × 2,747.10
  4. Step 4: Simplify right side
    4,515.60x = 17,113,059.45
  5. Step 5: Solve for x
    x = 17,113,059.45/4,515.60
  6. Step 6: Final answer
    x = 3,789.76

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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.