Home / 8,908.20-13,365.36-3,363.12

Finding the Fourth Proportional to 8,908.20, 13,365.36 and 3,363.12

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Solution

The fourth proportional to 8,908.20, 13,365.36 and 3,363.12 is: 5,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.20 : 13,365.36 = 3,363.12 : x
  2. Step 2: Convert to fraction form
    8,908.20/13,365.36 = 3,363.12/x
  3. Step 3: Cross multiply
    8,908.20x = 13,365.36 × 3,363.12
  4. Step 4: Simplify right side
    8,908.20x = 44,949,309.52
  5. Step 5: Solve for x
    x = 44,949,309.52/8,908.20
  6. Step 6: Final answer
    x = 5,045.84

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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.