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Finding the Fourth Proportional to 2,349.91, 3,242.97 and 1,301.97

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Solution

The fourth proportional to 2,349.91, 3,242.97 and 1,301.97 is: 1,796.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.91 : 3,242.97 = 1,301.97 : x
  2. Step 2: Convert to fraction form
    2,349.91/3,242.97 = 1,301.97/x
  3. Step 3: Cross multiply
    2,349.91x = 3,242.97 × 1,301.97
  4. Step 4: Simplify right side
    2,349.91x = 4,222,249.65
  5. Step 5: Solve for x
    x = 4,222,249.65/2,349.91
  6. Step 6: Final answer
    x = 1,796.77

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1.5x scale

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.