Home / 1,693.14-2,335.70-1,194.68

Finding the Fourth Proportional to 1,693.14, 2,335.70 and 1,194.68

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Solution

The fourth proportional to 1,693.14, 2,335.70 and 1,194.68 is: 1,648.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693.14 : 2,335.70 = 1,194.68 : x
  2. Step 2: Convert to fraction form
    1,693.14/2,335.70 = 1,194.68/x
  3. Step 3: Cross multiply
    1,693.14x = 2,335.70 × 1,194.68
  4. Step 4: Simplify right side
    1,693.14x = 2,790,414.08
  5. Step 5: Solve for x
    x = 2,790,414.08/1,693.14
  6. Step 6: Final answer
    x = 1,648.07

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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.