Home / 5,249.26-7,244.78-3,988.26

Finding the Fourth Proportional to 5,249.26, 7,244.78 and 3,988.26

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Solution

The fourth proportional to 5,249.26, 7,244.78 and 3,988.26 is: 5,504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.26 : 7,244.78 = 3,988.26 : x
  2. Step 2: Convert to fraction form
    5,249.26/7,244.78 = 3,988.26/x
  3. Step 3: Cross multiply
    5,249.26x = 7,244.78 × 3,988.26
  4. Step 4: Simplify right side
    5,249.26x = 28,894,066.28
  5. Step 5: Solve for x
    x = 28,894,066.28/5,249.26
  6. Step 6: Final answer
    x = 5,504.41

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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.