Home / 5,331.40-7,354.94-3,091.97

Finding the Fourth Proportional to 5,331.40, 7,354.94 and 3,091.97

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Solution

The fourth proportional to 5,331.40, 7,354.94 and 3,091.97 is: 4,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.40 : 7,354.94 = 3,091.97 : x
  2. Step 2: Convert to fraction form
    5,331.40/7,354.94 = 3,091.97/x
  3. Step 3: Cross multiply
    5,331.40x = 7,354.94 × 3,091.97
  4. Step 4: Simplify right side
    5,331.40x = 22,741,263.06
  5. Step 5: Solve for x
    x = 22,741,263.06/5,331.40
  6. Step 6: Final answer
    x = 4,265.54

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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.