Home / 4,518.20-6,760.82-3,730.88

Finding the Fourth Proportional to 4,518.20, 6,760.82 and 3,730.88

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Solution

The fourth proportional to 4,518.20, 6,760.82 and 3,730.88 is: 5,582.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.20 : 6,760.82 = 3,730.88 : x
  2. Step 2: Convert to fraction form
    4,518.20/6,760.82 = 3,730.88/x
  3. Step 3: Cross multiply
    4,518.20x = 6,760.82 × 3,730.88
  4. Step 4: Simplify right side
    4,518.20x = 25,223,808.12
  5. Step 5: Solve for x
    x = 25,223,808.12/4,518.20
  6. Step 6: Final answer
    x = 5,582.71

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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.