Home / 5,502.24-8,255.78-2,221.74

Finding the Fourth Proportional to 5,502.24, 8,255.78 and 2,221.74

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Solution

The fourth proportional to 5,502.24, 8,255.78 and 2,221.74 is: 3,333.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.24 : 8,255.78 = 2,221.74 : x
  2. Step 2: Convert to fraction form
    5,502.24/8,255.78 = 2,221.74/x
  3. Step 3: Cross multiply
    5,502.24x = 8,255.78 × 2,221.74
  4. Step 4: Simplify right side
    5,502.24x = 18,342,196.66
  5. Step 5: Solve for x
    x = 18,342,196.66/5,502.24
  6. Step 6: Final answer
    x = 3,333.59

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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.