Home / 5,171.22-7,756.92-2,249.10

Finding the Fourth Proportional to 5,171.22, 7,756.92 and 2,249.10

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Solution

The fourth proportional to 5,171.22, 7,756.92 and 2,249.10 is: 3,373.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.22 : 7,756.92 = 2,249.10 : x
  2. Step 2: Convert to fraction form
    5,171.22/7,756.92 = 2,249.10/x
  3. Step 3: Cross multiply
    5,171.22x = 7,756.92 × 2,249.10
  4. Step 4: Simplify right side
    5,171.22x = 17,446,088.77
  5. Step 5: Solve for x
    x = 17,446,088.77/5,171.22
  6. Step 6: Final answer
    x = 3,373.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.