Home / 7,469.70-11,199.37-3,307.44

Finding the Fourth Proportional to 7,469.70, 11,199.37 and 3,307.44

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Solution

The fourth proportional to 7,469.70, 11,199.37 and 3,307.44 is: 4,958.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.70 : 11,199.37 = 3,307.44 : x
  2. Step 2: Convert to fraction form
    7,469.70/11,199.37 = 3,307.44/x
  3. Step 3: Cross multiply
    7,469.70x = 11,199.37 × 3,307.44
  4. Step 4: Simplify right side
    7,469.70x = 37,041,244.31
  5. Step 5: Solve for x
    x = 37,041,244.31/7,469.70
  6. Step 6: Final answer
    x = 4,958.87

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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.