Home / 6,720.82-10,081.73-2,338.63

Finding the Fourth Proportional to 6,720.82, 10,081.73 and 2,338.63

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Solution

The fourth proportional to 6,720.82, 10,081.73 and 2,338.63 is: 3,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.82 : 10,081.73 = 2,338.63 : x
  2. Step 2: Convert to fraction form
    6,720.82/10,081.73 = 2,338.63/x
  3. Step 3: Cross multiply
    6,720.82x = 10,081.73 × 2,338.63
  4. Step 4: Simplify right side
    6,720.82x = 23,577,416.87
  5. Step 5: Solve for x
    x = 23,577,416.87/6,720.82
  6. Step 6: Final answer
    x = 3,508.12

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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.