Home / 5,331.87-7,358.03-2,974.16

Finding the Fourth Proportional to 5,331.87, 7,358.03 and 2,974.16

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Solution

The fourth proportional to 5,331.87, 7,358.03 and 2,974.16 is: 4,104.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.87 : 7,358.03 = 2,974.16 : x
  2. Step 2: Convert to fraction form
    5,331.87/7,358.03 = 2,974.16/x
  3. Step 3: Cross multiply
    5,331.87x = 7,358.03 × 2,974.16
  4. Step 4: Simplify right side
    5,331.87x = 21,883,906.84
  5. Step 5: Solve for x
    x = 21,883,906.84/5,331.87
  6. Step 6: Final answer
    x = 4,104.36

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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.