Home / 4,508.08-6,221.20-2,518.80

Finding the Fourth Proportional to 4,508.08, 6,221.20 and 2,518.80

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Solution

The fourth proportional to 4,508.08, 6,221.20 and 2,518.80 is: 3,475.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.08 : 6,221.20 = 2,518.80 : x
  2. Step 2: Convert to fraction form
    4,508.08/6,221.20 = 2,518.80/x
  3. Step 3: Cross multiply
    4,508.08x = 6,221.20 × 2,518.80
  4. Step 4: Simplify right side
    4,508.08x = 15,669,958.56
  5. Step 5: Solve for x
    x = 15,669,958.56/4,508.08
  6. Step 6: Final answer
    x = 3,475.97

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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.