Home / 3,696.21-5,103.33-3,460.95

Finding the Fourth Proportional to 3,696.21, 5,103.33 and 3,460.95

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Solution

The fourth proportional to 3,696.21, 5,103.33 and 3,460.95 is: 4,778.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.21 : 5,103.33 = 3,460.95 : x
  2. Step 2: Convert to fraction form
    3,696.21/5,103.33 = 3,460.95/x
  3. Step 3: Cross multiply
    3,696.21x = 5,103.33 × 3,460.95
  4. Step 4: Simplify right side
    3,696.21x = 17,662,369.96
  5. Step 5: Solve for x
    x = 17,662,369.96/3,696.21
  6. Step 6: Final answer
    x = 4,778.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.