Home / 6,213.44-9,321.24-3,615.68

Finding the Fourth Proportional to 6,213.44, 9,321.24 and 3,615.68

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Solution

The fourth proportional to 6,213.44, 9,321.24 and 3,615.68 is: 5,424.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.44 : 9,321.24 = 3,615.68 : x
  2. Step 2: Convert to fraction form
    6,213.44/9,321.24 = 3,615.68/x
  3. Step 3: Cross multiply
    6,213.44x = 9,321.24 × 3,615.68
  4. Step 4: Simplify right side
    6,213.44x = 33,702,621.04
  5. Step 5: Solve for x
    x = 33,702,621.04/6,213.44
  6. Step 6: Final answer
    x = 5,424.15

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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.