Home / 1,693.17-2,335.84-1,195.73

Finding the Fourth Proportional to 1,693.17, 2,335.84 and 1,195.73

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Solution

The fourth proportional to 1,693.17, 2,335.84 and 1,195.73 is: 1,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693.17 : 2,335.84 = 1,195.73 : x
  2. Step 2: Convert to fraction form
    1,693.17/2,335.84 = 1,195.73/x
  3. Step 3: Cross multiply
    1,693.17x = 2,335.84 × 1,195.73
  4. Step 4: Simplify right side
    1,693.17x = 2,793,033.96
  5. Step 5: Solve for x
    x = 2,793,033.96/1,693.17
  6. Step 6: Final answer
    x = 1,649.59

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1.5x scale

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.