Home / 5,253.23-7,249.43-2,863.14

Finding the Fourth Proportional to 5,253.23, 7,249.43 and 2,863.14

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Solution

The fourth proportional to 5,253.23, 7,249.43 and 2,863.14 is: 3,951.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.23 : 7,249.43 = 2,863.14 : x
  2. Step 2: Convert to fraction form
    5,253.23/7,249.43 = 2,863.14/x
  3. Step 3: Cross multiply
    5,253.23x = 7,249.43 × 2,863.14
  4. Step 4: Simplify right side
    5,253.23x = 20,756,118.69
  5. Step 5: Solve for x
    x = 20,756,118.69/5,253.23
  6. Step 6: Final answer
    x = 3,951.12

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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.