Home / 6,943.80-9,582.24-3,799.92

Finding the Fourth Proportional to 6,943.80, 9,582.24 and 3,799.92

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Solution

The fourth proportional to 6,943.80, 9,582.24 and 3,799.92 is: 5,243.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.80 : 9,582.24 = 3,799.92 : x
  2. Step 2: Convert to fraction form
    6,943.80/9,582.24 = 3,799.92/x
  3. Step 3: Cross multiply
    6,943.80x = 9,582.24 × 3,799.92
  4. Step 4: Simplify right side
    6,943.80x = 36,411,745.42
  5. Step 5: Solve for x
    x = 36,411,745.42/6,943.80
  6. Step 6: Final answer
    x = 5,243.78

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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.