Home / 4,964.05-6,850.40-2,868.18

Finding the Fourth Proportional to 4,964.05, 6,850.40 and 2,868.18

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Solution

The fourth proportional to 4,964.05, 6,850.40 and 2,868.18 is: 3,958.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964.05 : 6,850.40 = 2,868.18 : x
  2. Step 2: Convert to fraction form
    4,964.05/6,850.40 = 2,868.18/x
  3. Step 3: Cross multiply
    4,964.05x = 6,850.40 × 2,868.18
  4. Step 4: Simplify right side
    4,964.05x = 19,648,180.27
  5. Step 5: Solve for x
    x = 19,648,180.27/4,964.05
  6. Step 6: Final answer
    x = 3,958.09

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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.