Home / 6,109.21-9,163.85-1,726.71

Finding the Fourth Proportional to 6,109.21, 9,163.85 and 1,726.71

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Solution

The fourth proportional to 6,109.21, 9,163.85 and 1,726.71 is: 2,590.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.21 : 9,163.85 = 1,726.71 : x
  2. Step 2: Convert to fraction form
    6,109.21/9,163.85 = 1,726.71/x
  3. Step 3: Cross multiply
    6,109.21x = 9,163.85 × 1,726.71
  4. Step 4: Simplify right side
    6,109.21x = 15,823,269.93
  5. Step 5: Solve for x
    x = 15,823,269.93/6,109.21
  6. Step 6: Final answer
    x = 2,590.07

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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.