Home / 5,270.50-7,273.29-3,175.03

Finding the Fourth Proportional to 5,270.50, 7,273.29 and 3,175.03

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Solution

The fourth proportional to 5,270.50, 7,273.29 and 3,175.03 is: 4,381.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.50 : 7,273.29 = 3,175.03 : x
  2. Step 2: Convert to fraction form
    5,270.50/7,273.29 = 3,175.03/x
  3. Step 3: Cross multiply
    5,270.50x = 7,273.29 × 3,175.03
  4. Step 4: Simplify right side
    5,270.50x = 23,092,913.95
  5. Step 5: Solve for x
    x = 23,092,913.95/5,270.50
  6. Step 6: Final answer
    x = 4,381.54

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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.