Home / 5,270.56-7,906.97-1,573.09

Finding the Fourth Proportional to 5,270.56, 7,906.97 and 1,573.09

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Solution

The fourth proportional to 5,270.56, 7,906.97 and 1,573.09 is: 2,359.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.56 : 7,906.97 = 1,573.09 : x
  2. Step 2: Convert to fraction form
    5,270.56/7,906.97 = 1,573.09/x
  3. Step 3: Cross multiply
    5,270.56x = 7,906.97 × 1,573.09
  4. Step 4: Simplify right side
    5,270.56x = 12,438,359.60
  5. Step 5: Solve for x
    x = 12,438,359.60/5,270.56
  6. Step 6: Final answer
    x = 2,359.97

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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.