Home / 4,808.38-7,213.45-2,211.25

Finding the Fourth Proportional to 4,808.38, 7,213.45 and 2,211.25

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Solution

The fourth proportional to 4,808.38, 7,213.45 and 2,211.25 is: 3,317.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.38 : 7,213.45 = 2,211.25 : x
  2. Step 2: Convert to fraction form
    4,808.38/7,213.45 = 2,211.25/x
  3. Step 3: Cross multiply
    4,808.38x = 7,213.45 × 2,211.25
  4. Step 4: Simplify right side
    4,808.38x = 15,950,735.78
  5. Step 5: Solve for x
    x = 15,950,735.78/4,808.38
  6. Step 6: Final answer
    x = 3,317.28

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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.