Home / 4,140.68-5,713.26-2,461.28

Finding the Fourth Proportional to 4,140.68, 5,713.26 and 2,461.28

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Solution

The fourth proportional to 4,140.68, 5,713.26 and 2,461.28 is: 3,396.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.68 : 5,713.26 = 2,461.28 : x
  2. Step 2: Convert to fraction form
    4,140.68/5,713.26 = 2,461.28/x
  3. Step 3: Cross multiply
    4,140.68x = 5,713.26 × 2,461.28
  4. Step 4: Simplify right side
    4,140.68x = 14,061,932.57
  5. Step 5: Solve for x
    x = 14,061,932.57/4,140.68
  6. Step 6: Final answer
    x = 3,396.04

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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.