Home / 3,164.07-4,359.30-2,206.08

Finding the Fourth Proportional to 3,164.07, 4,359.30 and 2,206.08

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Solution

The fourth proportional to 3,164.07, 4,359.30 and 2,206.08 is: 3,039.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.07 : 4,359.30 = 2,206.08 : x
  2. Step 2: Convert to fraction form
    3,164.07/4,359.30 = 2,206.08/x
  3. Step 3: Cross multiply
    3,164.07x = 4,359.30 × 2,206.08
  4. Step 4: Simplify right side
    3,164.07x = 9,616,964.54
  5. Step 5: Solve for x
    x = 9,616,964.54/3,164.07
  6. Step 6: Final answer
    x = 3,039.43

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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.