Home / 1,734.40-2,394.19-1,175.64

Finding the Fourth Proportional to 1,734.40, 2,394.19 and 1,175.64

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Solution

The fourth proportional to 1,734.40, 2,394.19 and 1,175.64 is: 1,622.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.40 : 2,394.19 = 1,175.64 : x
  2. Step 2: Convert to fraction form
    1,734.40/2,394.19 = 1,175.64/x
  3. Step 3: Cross multiply
    1,734.40x = 2,394.19 × 1,175.64
  4. Step 4: Simplify right side
    1,734.40x = 2,814,691.41
  5. Step 5: Solve for x
    x = 2,814,691.41/1,734.40
  6. Step 6: Final answer
    x = 1,622.86

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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.