Home / 1,616.88-2,422.44-1,230.96

Finding the Fourth Proportional to 1,616.88, 2,422.44 and 1,230.96

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Solution

The fourth proportional to 1,616.88, 2,422.44 and 1,230.96 is: 1,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616.88 : 2,422.44 = 1,230.96 : x
  2. Step 2: Convert to fraction form
    1,616.88/2,422.44 = 1,230.96/x
  3. Step 3: Cross multiply
    1,616.88x = 2,422.44 × 1,230.96
  4. Step 4: Simplify right side
    1,616.88x = 2,981,926.74
  5. Step 5: Solve for x
    x = 2,981,926.74/1,616.88
  6. Step 6: Final answer
    x = 1,844.25

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1.5x scale

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.