Home / 8,879.20-13,318.79-2,304.83

Finding the Fourth Proportional to 8,879.20, 13,318.79 and 2,304.83

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Solution

The fourth proportional to 8,879.20, 13,318.79 and 2,304.83 is: 3,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.20 : 13,318.79 = 2,304.83 : x
  2. Step 2: Convert to fraction form
    8,879.20/13,318.79 = 2,304.83/x
  3. Step 3: Cross multiply
    8,879.20x = 13,318.79 × 2,304.83
  4. Step 4: Simplify right side
    8,879.20x = 30,697,546.76
  5. Step 5: Solve for x
    x = 30,697,546.76/8,879.20
  6. Step 6: Final answer
    x = 3,457.24

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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.