Home / 3,941.07-5,438.96-2,262.75

Finding the Fourth Proportional to 3,941.07, 5,438.96 and 2,262.75

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Solution

The fourth proportional to 3,941.07, 5,438.96 and 2,262.75 is: 3,122.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.07 : 5,438.96 = 2,262.75 : x
  2. Step 2: Convert to fraction form
    3,941.07/5,438.96 = 2,262.75/x
  3. Step 3: Cross multiply
    3,941.07x = 5,438.96 × 2,262.75
  4. Step 4: Simplify right side
    3,941.07x = 12,306,995.43
  5. Step 5: Solve for x
    x = 12,306,995.43/3,941.07
  6. Step 6: Final answer
    x = 3,122.75

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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.