Home / 7,249.27-10,003.66-4,105.48

Finding the Fourth Proportional to 7,249.27, 10,003.66 and 4,105.48

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Solution

The fourth proportional to 7,249.27, 10,003.66 and 4,105.48 is: 5,665.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.27 : 10,003.66 = 4,105.48 : x
  2. Step 2: Convert to fraction form
    7,249.27/10,003.66 = 4,105.48/x
  3. Step 3: Cross multiply
    7,249.27x = 10,003.66 × 4,105.48
  4. Step 4: Simplify right side
    7,249.27x = 41,069,851.07
  5. Step 5: Solve for x
    x = 41,069,851.07/7,249.27
  6. Step 6: Final answer
    x = 5,665.38

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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.