Home / 7,213.26-9,954.28-3,901.26

Finding the Fourth Proportional to 7,213.26, 9,954.28 and 3,901.26

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Solution

The fourth proportional to 7,213.26, 9,954.28 and 3,901.26 is: 5,383.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.26 : 9,954.28 = 3,901.26 : x
  2. Step 2: Convert to fraction form
    7,213.26/9,954.28 = 3,901.26/x
  3. Step 3: Cross multiply
    7,213.26x = 9,954.28 × 3,901.26
  4. Step 4: Simplify right side
    7,213.26x = 38,834,234.39
  5. Step 5: Solve for x
    x = 38,834,234.39/7,213.26
  6. Step 6: Final answer
    x = 5,383.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.