Home / 2,910.90-4,363.26-2,092.82

Finding the Fourth Proportional to 2,910.90, 4,363.26 and 2,092.82

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Solution

The fourth proportional to 2,910.90, 4,363.26 and 2,092.82 is: 3,137.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.90 : 4,363.26 = 2,092.82 : x
  2. Step 2: Convert to fraction form
    2,910.90/4,363.26 = 2,092.82/x
  3. Step 3: Cross multiply
    2,910.90x = 4,363.26 × 2,092.82
  4. Step 4: Simplify right side
    2,910.90x = 9,131,495.98
  5. Step 5: Solve for x
    x = 9,131,495.98/2,910.90
  6. Step 6: Final answer
    x = 3,137.00

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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.