Home / 3,941.70-5,904.99-3,809.82

Finding the Fourth Proportional to 3,941.70, 5,904.99 and 3,809.82

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Solution

The fourth proportional to 3,941.70, 5,904.99 and 3,809.82 is: 5,707.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.70 : 5,904.99 = 3,809.82 : x
  2. Step 2: Convert to fraction form
    3,941.70/5,904.99 = 3,809.82/x
  3. Step 3: Cross multiply
    3,941.70x = 5,904.99 × 3,809.82
  4. Step 4: Simplify right side
    3,941.70x = 22,496,949.00
  5. Step 5: Solve for x
    x = 22,496,949.00/3,941.70
  6. Step 6: Final answer
    x = 5,707.42

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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.