Home / 4,960.79-6,845.36-2,836.87

Finding the Fourth Proportional to 4,960.79, 6,845.36 and 2,836.87

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Solution

The fourth proportional to 4,960.79, 6,845.36 and 2,836.87 is: 3,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.79 : 6,845.36 = 2,836.87 : x
  2. Step 2: Convert to fraction form
    4,960.79/6,845.36 = 2,836.87/x
  3. Step 3: Cross multiply
    4,960.79x = 6,845.36 × 2,836.87
  4. Step 4: Simplify right side
    4,960.79x = 19,419,396.42
  5. Step 5: Solve for x
    x = 19,419,396.42/4,960.79
  6. Step 6: Final answer
    x = 3,914.58

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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.