Home / 5,267.26-7,268.82-2,909.38

Finding the Fourth Proportional to 5,267.26, 7,268.82 and 2,909.38

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Solution

The fourth proportional to 5,267.26, 7,268.82 and 2,909.38 is: 4,014.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.26 : 7,268.82 = 2,909.38 : x
  2. Step 2: Convert to fraction form
    5,267.26/7,268.82 = 2,909.38/x
  3. Step 3: Cross multiply
    5,267.26x = 7,268.82 × 2,909.38
  4. Step 4: Simplify right side
    5,267.26x = 21,147,759.53
  5. Step 5: Solve for x
    x = 21,147,759.53/5,267.26
  6. Step 6: Final answer
    x = 4,014.95

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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.