Home / 3,601.97-4,969.96-2,186.40

Finding the Fourth Proportional to 3,601.97, 4,969.96 and 2,186.40

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Solution

The fourth proportional to 3,601.97, 4,969.96 and 2,186.40 is: 3,016.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.97 : 4,969.96 = 2,186.40 : x
  2. Step 2: Convert to fraction form
    3,601.97/4,969.96 = 2,186.40/x
  3. Step 3: Cross multiply
    3,601.97x = 4,969.96 × 2,186.40
  4. Step 4: Simplify right side
    3,601.97x = 10,866,295.69
  5. Step 5: Solve for x
    x = 10,866,295.69/3,601.97
  6. Step 6: Final answer
    x = 3,016.77

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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.