Home / 4,042.42-5,578.06-2,273.92

Finding the Fourth Proportional to 4,042.42, 5,578.06 and 2,273.92

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Solution

The fourth proportional to 4,042.42, 5,578.06 and 2,273.92 is: 3,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.42 : 5,578.06 = 2,273.92 : x
  2. Step 2: Convert to fraction form
    4,042.42/5,578.06 = 2,273.92/x
  3. Step 3: Cross multiply
    4,042.42x = 5,578.06 × 2,273.92
  4. Step 4: Simplify right side
    4,042.42x = 12,684,062.20
  5. Step 5: Solve for x
    x = 12,684,062.20/4,042.42
  6. Step 6: Final answer
    x = 3,137.74

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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.