Home / 5,086.06-7,018.97-2,847.92

Finding the Fourth Proportional to 5,086.06, 7,018.97 and 2,847.92

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Solution

The fourth proportional to 5,086.06, 7,018.97 and 2,847.92 is: 3,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.06 : 7,018.97 = 2,847.92 : x
  2. Step 2: Convert to fraction form
    5,086.06/7,018.97 = 2,847.92/x
  3. Step 3: Cross multiply
    5,086.06x = 7,018.97 × 2,847.92
  4. Step 4: Simplify right side
    5,086.06x = 19,989,433.26
  5. Step 5: Solve for x
    x = 19,989,433.26/5,086.06
  6. Step 6: Final answer
    x = 3,930.24

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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.