Home / 2,294.24-3,163.20-2,171.12

Finding the Fourth Proportional to 2,294.24, 3,163.20 and 2,171.12

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Solution

The fourth proportional to 2,294.24, 3,163.20 and 2,171.12 is: 2,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.24 : 3,163.20 = 2,171.12 : x
  2. Step 2: Convert to fraction form
    2,294.24/3,163.20 = 2,171.12/x
  3. Step 3: Cross multiply
    2,294.24x = 3,163.20 × 2,171.12
  4. Step 4: Simplify right side
    2,294.24x = 6,867,686.78
  5. Step 5: Solve for x
    x = 6,867,686.78/2,294.24
  6. Step 6: Final answer
    x = 2,993.45

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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.