Home / 8,820.56-13,227.48-3,553.76

Finding the Fourth Proportional to 8,820.56, 13,227.48 and 3,553.76

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Solution

The fourth proportional to 8,820.56, 13,227.48 and 3,553.76 is: 5,329.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.56 : 13,227.48 = 3,553.76 : x
  2. Step 2: Convert to fraction form
    8,820.56/13,227.48 = 3,553.76/x
  3. Step 3: Cross multiply
    8,820.56x = 13,227.48 × 3,553.76
  4. Step 4: Simplify right side
    8,820.56x = 47,007,293.80
  5. Step 5: Solve for x
    x = 47,007,293.80/8,820.56
  6. Step 6: Final answer
    x = 5,329.29

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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.