Home / 3,941.12-5,438.16-2,262.59

Finding the Fourth Proportional to 3,941.12, 5,438.16 and 2,262.59

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Solution

The fourth proportional to 3,941.12, 5,438.16 and 2,262.59 is: 3,122.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.12 : 5,438.16 = 2,262.59 : x
  2. Step 2: Convert to fraction form
    3,941.12/5,438.16 = 2,262.59/x
  3. Step 3: Cross multiply
    3,941.12x = 5,438.16 × 2,262.59
  4. Step 4: Simplify right side
    3,941.12x = 12,304,326.43
  5. Step 5: Solve for x
    x = 12,304,326.43/3,941.12
  6. Step 6: Final answer
    x = 3,122.04

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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.