Home / 8,767.13-13,150.43-2,923.79

Finding the Fourth Proportional to 8,767.13, 13,150.43 and 2,923.79

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Solution

The fourth proportional to 8,767.13, 13,150.43 and 2,923.79 is: 4,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.13 : 13,150.43 = 2,923.79 : x
  2. Step 2: Convert to fraction form
    8,767.13/13,150.43 = 2,923.79/x
  3. Step 3: Cross multiply
    8,767.13x = 13,150.43 × 2,923.79
  4. Step 4: Simplify right side
    8,767.13x = 38,449,081.11
  5. Step 5: Solve for x
    x = 38,449,081.11/8,767.13
  6. Step 6: Final answer
    x = 4,385.59

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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.