Home / 3,133.95-4,696.31-1,745.38

Finding the Fourth Proportional to 3,133.95, 4,696.31 and 1,745.38

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Solution

The fourth proportional to 3,133.95, 4,696.31 and 1,745.38 is: 2,615.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.95 : 4,696.31 = 1,745.38 : x
  2. Step 2: Convert to fraction form
    3,133.95/4,696.31 = 1,745.38/x
  3. Step 3: Cross multiply
    3,133.95x = 4,696.31 × 1,745.38
  4. Step 4: Simplify right side
    3,133.95x = 8,196,819.55
  5. Step 5: Solve for x
    x = 8,196,819.55/3,133.95
  6. Step 6: Final answer
    x = 2,615.49

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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.