Home / 1,343.11-2,014.66-369.29

Finding the Fourth Proportional to 1,343.11, 2,014.66 and 369.29

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Solution

The fourth proportional to 1,343.11, 2,014.66 and 369.29 is: 553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343.11 : 2,014.66 = 369.29 : x
  2. Step 2: Convert to fraction form
    1,343.11/2,014.66 = 369.29/x
  3. Step 3: Cross multiply
    1,343.11x = 2,014.66 × 369.29
  4. Step 4: Simplify right side
    1,343.11x = 743,983.72
  5. Step 5: Solve for x
    x = 743,983.72/1,343.11
  6. Step 6: Final answer
    x = 553.93

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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.