Home / 6,251.10-9,377.82-2,090.72

Finding the Fourth Proportional to 6,251.10, 9,377.82 and 2,090.72

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Solution

The fourth proportional to 6,251.10, 9,377.82 and 2,090.72 is: 3,136.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.10 : 9,377.82 = 2,090.72 : x
  2. Step 2: Convert to fraction form
    6,251.10/9,377.82 = 2,090.72/x
  3. Step 3: Cross multiply
    6,251.10x = 9,377.82 × 2,090.72
  4. Step 4: Simplify right side
    6,251.10x = 19,606,348.94
  5. Step 5: Solve for x
    x = 19,606,348.94/6,251.10
  6. Step 6: Final answer
    x = 3,136.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.