Home / 5,500.24-8,252.79-2,219.74

Finding the Fourth Proportional to 5,500.24, 8,252.79 and 2,219.74

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Solution

The fourth proportional to 5,500.24, 8,252.79 and 2,219.74 is: 3,330.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.24 : 8,252.79 = 2,219.74 : x
  2. Step 2: Convert to fraction form
    5,500.24/8,252.79 = 2,219.74/x
  3. Step 3: Cross multiply
    5,500.24x = 8,252.79 × 2,219.74
  4. Step 4: Simplify right side
    5,500.24x = 18,319,019.12
  5. Step 5: Solve for x
    x = 18,319,019.12/5,500.24
  6. Step 6: Final answer
    x = 3,330.59

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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.