Home / 7,469.47-11,198.96-3,307.22

Finding the Fourth Proportional to 7,469.47, 11,198.96 and 3,307.22

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Solution

The fourth proportional to 7,469.47, 11,198.96 and 3,307.22 is: 4,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.47 : 11,198.96 = 3,307.22 : x
  2. Step 2: Convert to fraction form
    7,469.47/11,198.96 = 3,307.22/x
  3. Step 3: Cross multiply
    7,469.47x = 11,198.96 × 3,307.22
  4. Step 4: Simplify right side
    7,469.47x = 37,037,424.49
  5. Step 5: Solve for x
    x = 37,037,424.49/7,469.47
  6. Step 6: Final answer
    x = 4,958.51

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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.