Home / 2,408.57-3,613.31-1,369.74

Finding the Fourth Proportional to 2,408.57, 3,613.31 and 1,369.74

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Solution

The fourth proportional to 2,408.57, 3,613.31 and 1,369.74 is: 2,054.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.57 : 3,613.31 = 1,369.74 : x
  2. Step 2: Convert to fraction form
    2,408.57/3,613.31 = 1,369.74/x
  3. Step 3: Cross multiply
    2,408.57x = 3,613.31 × 1,369.74
  4. Step 4: Simplify right side
    2,408.57x = 4,949,288.39
  5. Step 5: Solve for x
    x = 4,949,288.39/2,408.57
  6. Step 6: Final answer
    x = 2,054.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.