Home / 2,342.70-3,517.81-1,553.27

Finding the Fourth Proportional to 2,342.70, 3,517.81 and 1,553.27

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Solution

The fourth proportional to 2,342.70, 3,517.81 and 1,553.27 is: 2,332.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.70 : 3,517.81 = 1,553.27 : x
  2. Step 2: Convert to fraction form
    2,342.70/3,517.81 = 1,553.27/x
  3. Step 3: Cross multiply
    2,342.70x = 3,517.81 × 1,553.27
  4. Step 4: Simplify right side
    2,342.70x = 5,464,087.27
  5. Step 5: Solve for x
    x = 5,464,087.27/2,342.70
  6. Step 6: Final answer
    x = 2,332.39

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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.