Home / 3,414.36-5,127.30-3,239.00

Finding the Fourth Proportional to 3,414.36, 5,127.30 and 3,239.00

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Solution

The fourth proportional to 3,414.36, 5,127.30 and 3,239.00 is: 4,863.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.36 : 5,127.30 = 3,239.00 : x
  2. Step 2: Convert to fraction form
    3,414.36/5,127.30 = 3,239.00/x
  3. Step 3: Cross multiply
    3,414.36x = 5,127.30 × 3,239.00
  4. Step 4: Simplify right side
    3,414.36x = 16,607,299.06
  5. Step 5: Solve for x
    x = 16,607,299.06/3,414.36
  6. Step 6: Final answer
    x = 4,863.96

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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.