Home / 2,318.22-3,196.67-2,022.98

Finding the Fourth Proportional to 2,318.22, 3,196.67 and 2,022.98

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Solution

The fourth proportional to 2,318.22, 3,196.67 and 2,022.98 is: 2,789.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.22 : 3,196.67 = 2,022.98 : x
  2. Step 2: Convert to fraction form
    2,318.22/3,196.67 = 2,022.98/x
  3. Step 3: Cross multiply
    2,318.22x = 3,196.67 × 2,022.98
  4. Step 4: Simplify right side
    2,318.22x = 6,466,773.38
  5. Step 5: Solve for x
    x = 6,466,773.38/2,318.22
  6. Step 6: Final answer
    x = 2,789.54

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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.