Home / 4,042.41-5,578.08-2,273.99

Finding the Fourth Proportional to 4,042.41, 5,578.08 and 2,273.99

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Solution

The fourth proportional to 4,042.41, 5,578.08 and 2,273.99 is: 3,137.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.41 : 5,578.08 = 2,273.99 : x
  2. Step 2: Convert to fraction form
    4,042.41/5,578.08 = 2,273.99/x
  3. Step 3: Cross multiply
    4,042.41x = 5,578.08 × 2,273.99
  4. Step 4: Simplify right side
    4,042.41x = 12,684,470.25
  5. Step 5: Solve for x
    x = 12,684,470.25/4,042.41
  6. Step 6: Final answer
    x = 3,137.85

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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.