Home / 5,211.78-7,194.59-3,325.89

Finding the Fourth Proportional to 5,211.78, 7,194.59 and 3,325.89

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Solution

The fourth proportional to 5,211.78, 7,194.59 and 3,325.89 is: 4,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211.78 : 7,194.59 = 3,325.89 : x
  2. Step 2: Convert to fraction form
    5,211.78/7,194.59 = 3,325.89/x
  3. Step 3: Cross multiply
    5,211.78x = 7,194.59 × 3,325.89
  4. Step 4: Simplify right side
    5,211.78x = 23,928,414.94
  5. Step 5: Solve for x
    x = 23,928,414.94/5,211.78
  6. Step 6: Final answer
    x = 4,591.22

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1.5x scale

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.