Home / 1,612.73-2,224.91-1,169.66

Finding the Fourth Proportional to 1,612.73, 2,224.91 and 1,169.66

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Solution

The fourth proportional to 1,612.73, 2,224.91 and 1,169.66 is: 1,613.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612.73 : 2,224.91 = 1,169.66 : x
  2. Step 2: Convert to fraction form
    1,612.73/2,224.91 = 1,169.66/x
  3. Step 3: Cross multiply
    1,612.73x = 2,224.91 × 1,169.66
  4. Step 4: Simplify right side
    1,612.73x = 2,602,371.26
  5. Step 5: Solve for x
    x = 2,602,371.26/1,612.73
  6. Step 6: Final answer
    x = 1,613.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.