Home / 2,469.39-3,408.08-1,475.31

Finding the Fourth Proportional to 2,469.39, 3,408.08 and 1,475.31

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Solution

The fourth proportional to 2,469.39, 3,408.08 and 1,475.31 is: 2,036.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.39 : 3,408.08 = 1,475.31 : x
  2. Step 2: Convert to fraction form
    2,469.39/3,408.08 = 1,475.31/x
  3. Step 3: Cross multiply
    2,469.39x = 3,408.08 × 1,475.31
  4. Step 4: Simplify right side
    2,469.39x = 5,027,979.91
  5. Step 5: Solve for x
    x = 5,027,979.91/2,469.39
  6. Step 6: Final answer
    x = 2,036.13

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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.