Home / 4,140.11-5,713.45-2,251.82

Finding the Fourth Proportional to 4,140.11, 5,713.45 and 2,251.82

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Solution

The fourth proportional to 4,140.11, 5,713.45 and 2,251.82 is: 3,107.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.11 : 5,713.45 = 2,251.82 : x
  2. Step 2: Convert to fraction form
    4,140.11/5,713.45 = 2,251.82/x
  3. Step 3: Cross multiply
    4,140.11x = 5,713.45 × 2,251.82
  4. Step 4: Simplify right side
    4,140.11x = 12,865,669.63
  5. Step 5: Solve for x
    x = 12,865,669.63/4,140.11
  6. Step 6: Final answer
    x = 3,107.57

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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.