Home / 5,791.44-8,688.78-2,331.12

Finding the Fourth Proportional to 5,791.44, 8,688.78 and 2,331.12

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Solution

The fourth proportional to 5,791.44, 8,688.78 and 2,331.12 is: 3,497.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791.44 : 8,688.78 = 2,331.12 : x
  2. Step 2: Convert to fraction form
    5,791.44/8,688.78 = 2,331.12/x
  3. Step 3: Cross multiply
    5,791.44x = 8,688.78 × 2,331.12
  4. Step 4: Simplify right side
    5,791.44x = 20,254,588.83
  5. Step 5: Solve for x
    x = 20,254,588.83/5,791.44
  6. Step 6: Final answer
    x = 3,497.33

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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.