Home / 3,371.36-5,056.80-1,423.38

Finding the Fourth Proportional to 3,371.36, 5,056.80 and 1,423.38

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Solution

The fourth proportional to 3,371.36, 5,056.80 and 1,423.38 is: 2,134.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.36 : 5,056.80 = 1,423.38 : x
  2. Step 2: Convert to fraction form
    3,371.36/5,056.80 = 1,423.38/x
  3. Step 3: Cross multiply
    3,371.36x = 5,056.80 × 1,423.38
  4. Step 4: Simplify right side
    3,371.36x = 7,197,747.98
  5. Step 5: Solve for x
    x = 7,197,747.98/3,371.36
  6. Step 6: Final answer
    x = 2,134.97

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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.