Home / 6,330.99-9,502.38-3,213.21

Finding the Fourth Proportional to 6,330.99, 9,502.38 and 3,213.21

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Solution

The fourth proportional to 6,330.99, 9,502.38 and 3,213.21 is: 4,822.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.99 : 9,502.38 = 3,213.21 : x
  2. Step 2: Convert to fraction form
    6,330.99/9,502.38 = 3,213.21/x
  3. Step 3: Cross multiply
    6,330.99x = 9,502.38 × 3,213.21
  4. Step 4: Simplify right side
    6,330.99x = 30,533,142.44
  5. Step 5: Solve for x
    x = 30,533,142.44/6,330.99
  6. Step 6: Final answer
    x = 4,822.81

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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.