Home / 4,964.64-6,850.70-2,839.74

Finding the Fourth Proportional to 4,964.64, 6,850.70 and 2,839.74

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Solution

The fourth proportional to 4,964.64, 6,850.70 and 2,839.74 is: 3,918.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964.64 : 6,850.70 = 2,839.74 : x
  2. Step 2: Convert to fraction form
    4,964.64/6,850.70 = 2,839.74/x
  3. Step 3: Cross multiply
    4,964.64x = 6,850.70 × 2,839.74
  4. Step 4: Simplify right side
    4,964.64x = 19,454,206.82
  5. Step 5: Solve for x
    x = 19,454,206.82/4,964.64
  6. Step 6: Final answer
    x = 3,918.55

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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.