Home / 4,983.41-6,876.92-2,857.48

Finding the Fourth Proportional to 4,983.41, 6,876.92 and 2,857.48

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Solution

The fourth proportional to 4,983.41, 6,876.92 and 2,857.48 is: 3,943.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.41 : 6,876.92 = 2,857.48 : x
  2. Step 2: Convert to fraction form
    4,983.41/6,876.92 = 2,857.48/x
  3. Step 3: Cross multiply
    4,983.41x = 6,876.92 × 2,857.48
  4. Step 4: Simplify right side
    4,983.41x = 19,650,651.31
  5. Step 5: Solve for x
    x = 19,650,651.31/4,983.41
  6. Step 6: Final answer
    x = 3,943.21

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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.