Home / 3,549.27-5,324.67-1,209.51

Finding the Fourth Proportional to 3,549.27, 5,324.67 and 1,209.51

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Solution

The fourth proportional to 3,549.27, 5,324.67 and 1,209.51 is: 1,814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.27 : 5,324.67 = 1,209.51 : x
  2. Step 2: Convert to fraction form
    3,549.27/5,324.67 = 1,209.51/x
  3. Step 3: Cross multiply
    3,549.27x = 5,324.67 × 1,209.51
  4. Step 4: Simplify right side
    3,549.27x = 6,440,241.61
  5. Step 5: Solve for x
    x = 6,440,241.61/3,549.27
  6. Step 6: Final answer
    x = 1,814.53

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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.