Home / 3,343.29-5,013.93-1,261.80

Finding the Fourth Proportional to 3,343.29, 5,013.93 and 1,261.80

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Solution

The fourth proportional to 3,343.29, 5,013.93 and 1,261.80 is: 1,892.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.29 : 5,013.93 = 1,261.80 : x
  2. Step 2: Convert to fraction form
    3,343.29/5,013.93 = 1,261.80/x
  3. Step 3: Cross multiply
    3,343.29x = 5,013.93 × 1,261.80
  4. Step 4: Simplify right side
    3,343.29x = 6,326,576.87
  5. Step 5: Solve for x
    x = 6,326,576.87/3,343.29
  6. Step 6: Final answer
    x = 1,892.32

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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.