Home / 5,334.72-7,999.94-2,212.60

Finding the Fourth Proportional to 5,334.72, 7,999.94 and 2,212.60

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Solution

The fourth proportional to 5,334.72, 7,999.94 and 2,212.60 is: 3,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.72 : 7,999.94 = 2,212.60 : x
  2. Step 2: Convert to fraction form
    5,334.72/7,999.94 = 2,212.60/x
  3. Step 3: Cross multiply
    5,334.72x = 7,999.94 × 2,212.60
  4. Step 4: Simplify right side
    5,334.72x = 17,700,667.24
  5. Step 5: Solve for x
    x = 17,700,667.24/5,334.72
  6. Step 6: Final answer
    x = 3,318.01

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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.