Home / 3,705.16-5,114.97-2,863.96

Finding the Fourth Proportional to 3,705.16, 5,114.97 and 2,863.96

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Solution

The fourth proportional to 3,705.16, 5,114.97 and 2,863.96 is: 3,953.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.16 : 5,114.97 = 2,863.96 : x
  2. Step 2: Convert to fraction form
    3,705.16/5,114.97 = 2,863.96/x
  3. Step 3: Cross multiply
    3,705.16x = 5,114.97 × 2,863.96
  4. Step 4: Simplify right side
    3,705.16x = 14,649,069.48
  5. Step 5: Solve for x
    x = 14,649,069.48/3,705.16
  6. Step 6: Final answer
    x = 3,953.69

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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.