Home / 5,508.28-8,262.38-2,219.05

Finding the Fourth Proportional to 5,508.28, 8,262.38 and 2,219.05

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Solution

The fourth proportional to 5,508.28, 8,262.38 and 2,219.05 is: 3,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.28 : 8,262.38 = 2,219.05 : x
  2. Step 2: Convert to fraction form
    5,508.28/8,262.38 = 2,219.05/x
  3. Step 3: Cross multiply
    5,508.28x = 8,262.38 × 2,219.05
  4. Step 4: Simplify right side
    5,508.28x = 18,334,597.50
  5. Step 5: Solve for x
    x = 18,334,597.50/5,508.28
  6. Step 6: Final answer
    x = 3,328.55

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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.