Home / 4,961.60-6,844.20-2,865.36

Finding the Fourth Proportional to 4,961.60, 6,844.20 and 2,865.36

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Solution

The fourth proportional to 4,961.60, 6,844.20 and 2,865.36 is: 3,952.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.60 : 6,844.20 = 2,865.36 : x
  2. Step 2: Convert to fraction form
    4,961.60/6,844.20 = 2,865.36/x
  3. Step 3: Cross multiply
    4,961.60x = 6,844.20 × 2,865.36
  4. Step 4: Simplify right side
    4,961.60x = 19,611,096.91
  5. Step 5: Solve for x
    x = 19,611,096.91/4,961.60
  6. Step 6: Final answer
    x = 3,952.58

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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.