Home / 5,270.33-7,905.95-2,150.56

Finding the Fourth Proportional to 5,270.33, 7,905.95 and 2,150.56

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Solution

The fourth proportional to 5,270.33, 7,905.95 and 2,150.56 is: 3,226.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.33 : 7,905.95 = 2,150.56 : x
  2. Step 2: Convert to fraction form
    5,270.33/7,905.95 = 2,150.56/x
  3. Step 3: Cross multiply
    5,270.33x = 7,905.95 × 2,150.56
  4. Step 4: Simplify right side
    5,270.33x = 17,002,205.44
  5. Step 5: Solve for x
    x = 17,002,205.44/5,270.33
  6. Step 6: Final answer
    x = 3,226.02

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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.