Home / 2,317.40-3,197.97-1,269.44

Finding the Fourth Proportional to 2,317.40, 3,197.97 and 1,269.44

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Solution

The fourth proportional to 2,317.40, 3,197.97 and 1,269.44 is: 1,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.40 : 3,197.97 = 1,269.44 : x
  2. Step 2: Convert to fraction form
    2,317.40/3,197.97 = 1,269.44/x
  3. Step 3: Cross multiply
    2,317.40x = 3,197.97 × 1,269.44
  4. Step 4: Simplify right side
    2,317.40x = 4,059,631.04
  5. Step 5: Solve for x
    x = 4,059,631.04/2,317.40
  6. Step 6: Final answer
    x = 1,751.80

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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.