Home / 5,249.73-7,242.60-3,010.80

Finding the Fourth Proportional to 5,249.73, 7,242.60 and 3,010.80

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Solution

The fourth proportional to 5,249.73, 7,242.60 and 3,010.80 is: 4,153.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.73 : 7,242.60 = 3,010.80 : x
  2. Step 2: Convert to fraction form
    5,249.73/7,242.60 = 3,010.80/x
  3. Step 3: Cross multiply
    5,249.73x = 7,242.60 × 3,010.80
  4. Step 4: Simplify right side
    5,249.73x = 21,806,020.08
  5. Step 5: Solve for x
    x = 21,806,020.08/5,249.73
  6. Step 6: Final answer
    x = 4,153.74

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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.