Home / 7,571.75-11,358.03-2,378.03

Finding the Fourth Proportional to 7,571.75, 11,358.03 and 2,378.03

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Solution

The fourth proportional to 7,571.75, 11,358.03 and 2,378.03 is: 3,567.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.75 : 11,358.03 = 2,378.03 : x
  2. Step 2: Convert to fraction form
    7,571.75/11,358.03 = 2,378.03/x
  3. Step 3: Cross multiply
    7,571.75x = 11,358.03 × 2,378.03
  4. Step 4: Simplify right side
    7,571.75x = 27,009,736.08
  5. Step 5: Solve for x
    x = 27,009,736.08/7,571.75
  6. Step 6: Final answer
    x = 3,567.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.