Home / 8,910.52-13,363.83-2,988.24

Finding the Fourth Proportional to 8,910.52, 13,363.83 and 2,988.24

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Solution

The fourth proportional to 8,910.52, 13,363.83 and 2,988.24 is: 4,481.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.52 : 13,363.83 = 2,988.24 : x
  2. Step 2: Convert to fraction form
    8,910.52/13,363.83 = 2,988.24/x
  3. Step 3: Cross multiply
    8,910.52x = 13,363.83 × 2,988.24
  4. Step 4: Simplify right side
    8,910.52x = 39,934,331.36
  5. Step 5: Solve for x
    x = 39,934,331.36/8,910.52
  6. Step 6: Final answer
    x = 4,481.71

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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.