Home / 8,873.32-13,305.72-4,189.42

Finding the Fourth Proportional to 8,873.32, 13,305.72 and 4,189.42

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Solution

The fourth proportional to 8,873.32, 13,305.72 and 4,189.42 is: 6,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.32 : 13,305.72 = 4,189.42 : x
  2. Step 2: Convert to fraction form
    8,873.32/13,305.72 = 4,189.42/x
  3. Step 3: Cross multiply
    8,873.32x = 13,305.72 × 4,189.42
  4. Step 4: Simplify right side
    8,873.32x = 55,743,249.48
  5. Step 5: Solve for x
    x = 55,743,249.48/8,873.32
  6. Step 6: Final answer
    x = 6,282.12

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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.