Home / 8,976.12-13,470.33-3,132.73

Finding the Fourth Proportional to 8,976.12, 13,470.33 and 3,132.73

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Solution

The fourth proportional to 8,976.12, 13,470.33 and 3,132.73 is: 4,701.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.12 : 13,470.33 = 3,132.73 : x
  2. Step 2: Convert to fraction form
    8,976.12/13,470.33 = 3,132.73/x
  3. Step 3: Cross multiply
    8,976.12x = 13,470.33 × 3,132.73
  4. Step 4: Simplify right side
    8,976.12x = 42,198,873.23
  5. Step 5: Solve for x
    x = 42,198,873.23/8,976.12
  6. Step 6: Final answer
    x = 4,701.24

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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.