Home / 3,924.77-5,889.18-2,169.45

Finding the Fourth Proportional to 3,924.77, 5,889.18 and 2,169.45

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Solution

The fourth proportional to 3,924.77, 5,889.18 and 2,169.45 is: 3,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.77 : 5,889.18 = 2,169.45 : x
  2. Step 2: Convert to fraction form
    3,924.77/5,889.18 = 2,169.45/x
  3. Step 3: Cross multiply
    3,924.77x = 5,889.18 × 2,169.45
  4. Step 4: Simplify right side
    3,924.77x = 12,776,296.66
  5. Step 5: Solve for x
    x = 12,776,296.66/3,924.77
  6. Step 6: Final answer
    x = 3,255.29

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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.