Home / 8,976.50-13,465.30-2,736.72

Finding the Fourth Proportional to 8,976.50, 13,465.30 and 2,736.72

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Solution

The fourth proportional to 8,976.50, 13,465.30 and 2,736.72 is: 4,105.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.50 : 13,465.30 = 2,736.72 : x
  2. Step 2: Convert to fraction form
    8,976.50/13,465.30 = 2,736.72/x
  3. Step 3: Cross multiply
    8,976.50x = 13,465.30 × 2,736.72
  4. Step 4: Simplify right side
    8,976.50x = 36,850,755.82
  5. Step 5: Solve for x
    x = 36,850,755.82/8,976.50
  6. Step 6: Final answer
    x = 4,105.25

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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.