Home / 4,616.60-6,371.39-2,728.79

Finding the Fourth Proportional to 4,616.60, 6,371.39 and 2,728.79

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Solution

The fourth proportional to 4,616.60, 6,371.39 and 2,728.79 is: 3,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,616.60 : 6,371.39 = 2,728.79 : x
  2. Step 2: Convert to fraction form
    4,616.60/6,371.39 = 2,728.79/x
  3. Step 3: Cross multiply
    4,616.60x = 6,371.39 × 2,728.79
  4. Step 4: Simplify right side
    4,616.60x = 17,386,185.32
  5. Step 5: Solve for x
    x = 17,386,185.32/4,616.60
  6. Step 6: Final answer
    x = 3,766.02

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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.