Home / 7,223.57-10,838.09-3,327.06

Finding the Fourth Proportional to 7,223.57, 10,838.09 and 3,327.06

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Solution

The fourth proportional to 7,223.57, 10,838.09 and 3,327.06 is: 4,991.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.57 : 10,838.09 = 3,327.06 : x
  2. Step 2: Convert to fraction form
    7,223.57/10,838.09 = 3,327.06/x
  3. Step 3: Cross multiply
    7,223.57x = 10,838.09 × 3,327.06
  4. Step 4: Simplify right side
    7,223.57x = 36,058,975.72
  5. Step 5: Solve for x
    x = 36,058,975.72/7,223.57
  6. Step 6: Final answer
    x = 4,991.85

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1.5x scale

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.