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Finding the Fourth Proportional to 5,391.93, 7,441.02 and 3,033.90

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Solution

The fourth proportional to 5,391.93, 7,441.02 and 3,033.90 is: 4,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.93 : 7,441.02 = 3,033.90 : x
  2. Step 2: Convert to fraction form
    5,391.93/7,441.02 = 3,033.90/x
  3. Step 3: Cross multiply
    5,391.93x = 7,441.02 × 3,033.90
  4. Step 4: Simplify right side
    5,391.93x = 22,575,310.58
  5. Step 5: Solve for x
    x = 22,575,310.58/5,391.93
  6. Step 6: Final answer
    x = 4,186.87

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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.