Home / 3,941.13-5,439.83-2,262.68

Finding the Fourth Proportional to 3,941.13, 5,439.83 and 2,262.68

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Solution

The fourth proportional to 3,941.13, 5,439.83 and 2,262.68 is: 3,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.13 : 5,439.83 = 2,262.68 : x
  2. Step 2: Convert to fraction form
    3,941.13/5,439.83 = 2,262.68/x
  3. Step 3: Cross multiply
    3,941.13x = 5,439.83 × 2,262.68
  4. Step 4: Simplify right side
    3,941.13x = 12,308,594.54
  5. Step 5: Solve for x
    x = 12,308,594.54/3,941.13
  6. Step 6: Final answer
    x = 3,123.11

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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.