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Finding the Fourth Proportional to 4,355.75, 6,013.41 and 2,867.99

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Solution

The fourth proportional to 4,355.75, 6,013.41 and 2,867.99 is: 3,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.75 : 6,013.41 = 2,867.99 : x
  2. Step 2: Convert to fraction form
    4,355.75/6,013.41 = 2,867.99/x
  3. Step 3: Cross multiply
    4,355.75x = 6,013.41 × 2,867.99
  4. Step 4: Simplify right side
    4,355.75x = 17,246,369.68
  5. Step 5: Solve for x
    x = 17,246,369.68/4,355.75
  6. Step 6: Final answer
    x = 3,959.45

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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.