Home / 5,162.29-7,739.34-2,238.55

Finding the Fourth Proportional to 5,162.29, 7,739.34 and 2,238.55

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Solution

The fourth proportional to 5,162.29, 7,739.34 and 2,238.55 is: 3,356.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.29 : 7,739.34 = 2,238.55 : x
  2. Step 2: Convert to fraction form
    5,162.29/7,739.34 = 2,238.55/x
  3. Step 3: Cross multiply
    5,162.29x = 7,739.34 × 2,238.55
  4. Step 4: Simplify right side
    5,162.29x = 17,324,899.56
  5. Step 5: Solve for x
    x = 17,324,899.56/5,162.29
  6. Step 6: Final answer
    x = 3,356.05

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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.