Home / 2,317.42-3,198-1,269.46

Finding the Fourth Proportional to 2,317.42, 3,198 and 1,269.46

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Solution

The fourth proportional to 2,317.42, 3,198 and 1,269.46 is: 1,751.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.42 : 3,198 = 1,269.46 : x
  2. Step 2: Convert to fraction form
    2,317.42/3,198 = 1,269.46/x
  3. Step 3: Cross multiply
    2,317.42x = 3,198 × 1,269.46
  4. Step 4: Simplify right side
    2,317.42x = 4,059,733.08
  5. Step 5: Solve for x
    x = 4,059,733.08/2,317.42
  6. Step 6: Final answer
    x = 1,751.83

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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.