Home / 8,976.72-13,465.54-2,736.24

Finding the Fourth Proportional to 8,976.72, 13,465.54 and 2,736.24

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Solution

The fourth proportional to 8,976.72, 13,465.54 and 2,736.24 is: 4,104.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.72 : 13,465.54 = 2,736.24 : x
  2. Step 2: Convert to fraction form
    8,976.72/13,465.54 = 2,736.24/x
  3. Step 3: Cross multiply
    8,976.72x = 13,465.54 × 2,736.24
  4. Step 4: Simplify right side
    8,976.72x = 36,844,949.17
  5. Step 5: Solve for x
    x = 36,844,949.17/8,976.72
  6. Step 6: Final answer
    x = 4,104.50

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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.