Home / 3,358.19-5,033.91-1,277.66

Finding the Fourth Proportional to 3,358.19, 5,033.91 and 1,277.66

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Solution

The fourth proportional to 3,358.19, 5,033.91 and 1,277.66 is: 1,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.19 : 5,033.91 = 1,277.66 : x
  2. Step 2: Convert to fraction form
    3,358.19/5,033.91 = 1,277.66/x
  3. Step 3: Cross multiply
    3,358.19x = 5,033.91 × 1,277.66
  4. Step 4: Simplify right side
    3,358.19x = 6,431,625.45
  5. Step 5: Solve for x
    x = 6,431,625.45/3,358.19
  6. Step 6: Final answer
    x = 1,915.21

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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.