Home / 8,778.26-13,164.65-2,933.51

Finding the Fourth Proportional to 8,778.26, 13,164.65 and 2,933.51

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Solution

The fourth proportional to 8,778.26, 13,164.65 and 2,933.51 is: 4,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778.26 : 13,164.65 = 2,933.51 : x
  2. Step 2: Convert to fraction form
    8,778.26/13,164.65 = 2,933.51/x
  3. Step 3: Cross multiply
    8,778.26x = 13,164.65 × 2,933.51
  4. Step 4: Simplify right side
    8,778.26x = 38,618,551.93
  5. Step 5: Solve for x
    x = 38,618,551.93/8,778.26
  6. Step 6: Final answer
    x = 4,399.34

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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.