Home / 6,943.40-9,581.88-3,799.58

Finding the Fourth Proportional to 6,943.40, 9,581.88 and 3,799.58

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Solution

The fourth proportional to 6,943.40, 9,581.88 and 3,799.58 is: 5,243.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.40 : 9,581.88 = 3,799.58 : x
  2. Step 2: Convert to fraction form
    6,943.40/9,581.88 = 3,799.58/x
  3. Step 3: Cross multiply
    6,943.40x = 9,581.88 × 3,799.58
  4. Step 4: Simplify right side
    6,943.40x = 36,407,119.61
  5. Step 5: Solve for x
    x = 36,407,119.61/6,943.40
  6. Step 6: Final answer
    x = 5,243.41

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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.