Home / 6,943.15-9,581.78-3,799.34

Finding the Fourth Proportional to 6,943.15, 9,581.78 and 3,799.34

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Solution

The fourth proportional to 6,943.15, 9,581.78 and 3,799.34 is: 5,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.15 : 9,581.78 = 3,799.34 : x
  2. Step 2: Convert to fraction form
    6,943.15/9,581.78 = 3,799.34/x
  3. Step 3: Cross multiply
    6,943.15x = 9,581.78 × 3,799.34
  4. Step 4: Simplify right side
    6,943.15x = 36,404,440.03
  5. Step 5: Solve for x
    x = 36,404,440.03/6,943.15
  6. Step 6: Final answer
    x = 5,243.22

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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.