Home / 3,399.69-5,101.59-1,551.66

Finding the Fourth Proportional to 3,399.69, 5,101.59 and 1,551.66

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Solution

The fourth proportional to 3,399.69, 5,101.59 and 1,551.66 is: 2,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.69 : 5,101.59 = 1,551.66 : x
  2. Step 2: Convert to fraction form
    3,399.69/5,101.59 = 1,551.66/x
  3. Step 3: Cross multiply
    3,399.69x = 5,101.59 × 1,551.66
  4. Step 4: Simplify right side
    3,399.69x = 7,915,933.14
  5. Step 5: Solve for x
    x = 7,915,933.14/3,399.69
  6. Step 6: Final answer
    x = 2,328.43

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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.