Home / 3,439.36-5,160.46-1,797.09

Finding the Fourth Proportional to 3,439.36, 5,160.46 and 1,797.09

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Solution

The fourth proportional to 3,439.36, 5,160.46 and 1,797.09 is: 2,696.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.36 : 5,160.46 = 1,797.09 : x
  2. Step 2: Convert to fraction form
    3,439.36/5,160.46 = 1,797.09/x
  3. Step 3: Cross multiply
    3,439.36x = 5,160.46 × 1,797.09
  4. Step 4: Simplify right side
    3,439.36x = 9,273,811.06
  5. Step 5: Solve for x
    x = 9,273,811.06/3,439.36
  6. Step 6: Final answer
    x = 2,696.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.