Home / 5,391.09-7,441.88-3,268.89

Finding the Fourth Proportional to 5,391.09, 7,441.88 and 3,268.89

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Solution

The fourth proportional to 5,391.09, 7,441.88 and 3,268.89 is: 4,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.09 : 7,441.88 = 3,268.89 : x
  2. Step 2: Convert to fraction form
    5,391.09/7,441.88 = 3,268.89/x
  3. Step 3: Cross multiply
    5,391.09x = 7,441.88 × 3,268.89
  4. Step 4: Simplify right side
    5,391.09x = 24,326,670.77
  5. Step 5: Solve for x
    x = 24,326,670.77/5,391.09
  6. Step 6: Final answer
    x = 4,512.38

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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.