Home / 7,936.22-10,956.31-5,247.56

Finding the Fourth Proportional to 7,936.22, 10,956.31 and 5,247.56

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Solution

The fourth proportional to 7,936.22, 10,956.31 and 5,247.56 is: 7,244.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.22 : 10,956.31 = 5,247.56 : x
  2. Step 2: Convert to fraction form
    7,936.22/10,956.31 = 5,247.56/x
  3. Step 3: Cross multiply
    7,936.22x = 10,956.31 × 5,247.56
  4. Step 4: Simplify right side
    7,936.22x = 57,493,826.20
  5. Step 5: Solve for x
    x = 57,493,826.20/7,936.22
  6. Step 6: Final answer
    x = 7,244.49

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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.