Home / 1,616.96-2,423.36-1,067.84

Finding the Fourth Proportional to 1,616.96, 2,423.36 and 1,067.84

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Solution

The fourth proportional to 1,616.96, 2,423.36 and 1,067.84 is: 1,600.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616.96 : 2,423.36 = 1,067.84 : x
  2. Step 2: Convert to fraction form
    1,616.96/2,423.36 = 1,067.84/x
  3. Step 3: Cross multiply
    1,616.96x = 2,423.36 × 1,067.84
  4. Step 4: Simplify right side
    1,616.96x = 2,587,760.74
  5. Step 5: Solve for x
    x = 2,587,760.74/1,616.96
  6. Step 6: Final answer
    x = 1,600.39

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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.