Home / 2,318.67-3,201.26-2,069.57

Finding the Fourth Proportional to 2,318.67, 3,201.26 and 2,069.57

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Solution

The fourth proportional to 2,318.67, 3,201.26 and 2,069.57 is: 2,857.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.67 : 3,201.26 = 2,069.57 : x
  2. Step 2: Convert to fraction form
    2,318.67/3,201.26 = 2,069.57/x
  3. Step 3: Cross multiply
    2,318.67x = 3,201.26 × 2,069.57
  4. Step 4: Simplify right side
    2,318.67x = 6,625,205.30
  5. Step 5: Solve for x
    x = 6,625,205.30/2,318.67
  6. Step 6: Final answer
    x = 2,857.33

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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.