Home / 5,480.34-8,217.22-2,663.63

Finding the Fourth Proportional to 5,480.34, 8,217.22 and 2,663.63

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Solution

The fourth proportional to 5,480.34, 8,217.22 and 2,663.63 is: 3,993.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.34 : 8,217.22 = 2,663.63 : x
  2. Step 2: Convert to fraction form
    5,480.34/8,217.22 = 2,663.63/x
  3. Step 3: Cross multiply
    5,480.34x = 8,217.22 × 2,663.63
  4. Step 4: Simplify right side
    5,480.34x = 21,887,624.77
  5. Step 5: Solve for x
    x = 21,887,624.77/5,480.34
  6. Step 6: Final answer
    x = 3,993.84

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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.