Home / 3,493.09-5,239.89-1,301.81

Finding the Fourth Proportional to 3,493.09, 5,239.89 and 1,301.81

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Solution

The fourth proportional to 3,493.09, 5,239.89 and 1,301.81 is: 1,952.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.09 : 5,239.89 = 1,301.81 : x
  2. Step 2: Convert to fraction form
    3,493.09/5,239.89 = 1,301.81/x
  3. Step 3: Cross multiply
    3,493.09x = 5,239.89 × 1,301.81
  4. Step 4: Simplify right side
    3,493.09x = 6,821,354.30
  5. Step 5: Solve for x
    x = 6,821,354.30/3,493.09
  6. Step 6: Final answer
    x = 1,952.82

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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.