Home / 6,330.35-8,736.21-3,813.25

Finding the Fourth Proportional to 6,330.35, 8,736.21 and 3,813.25

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Solution

The fourth proportional to 6,330.35, 8,736.21 and 3,813.25 is: 5,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.35 : 8,736.21 = 3,813.25 : x
  2. Step 2: Convert to fraction form
    6,330.35/8,736.21 = 3,813.25/x
  3. Step 3: Cross multiply
    6,330.35x = 8,736.21 × 3,813.25
  4. Step 4: Simplify right side
    6,330.35x = 33,313,309.10
  5. Step 5: Solve for x
    x = 33,313,309.10/6,330.35
  6. Step 6: Final answer
    x = 5,262.48

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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.