Home / 2,449.07-3,382.10-2,092.89

Finding the Fourth Proportional to 2,449.07, 3,382.10 and 2,092.89

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Solution

The fourth proportional to 2,449.07, 3,382.10 and 2,092.89 is: 2,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.07 : 3,382.10 = 2,092.89 : x
  2. Step 2: Convert to fraction form
    2,449.07/3,382.10 = 2,092.89/x
  3. Step 3: Cross multiply
    2,449.07x = 3,382.10 × 2,092.89
  4. Step 4: Simplify right side
    2,449.07x = 7,078,363.27
  5. Step 5: Solve for x
    x = 7,078,363.27/2,449.07
  6. Step 6: Final answer
    x = 2,890.22

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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.