Home / 1,626.71-2,245.05-1,067.64

Finding the Fourth Proportional to 1,626.71, 2,245.05 and 1,067.64

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Solution

The fourth proportional to 1,626.71, 2,245.05 and 1,067.64 is: 1,473.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.71 : 2,245.05 = 1,067.64 : x
  2. Step 2: Convert to fraction form
    1,626.71/2,245.05 = 1,067.64/x
  3. Step 3: Cross multiply
    1,626.71x = 2,245.05 × 1,067.64
  4. Step 4: Simplify right side
    1,626.71x = 2,396,905.18
  5. Step 5: Solve for x
    x = 2,396,905.18/1,626.71
  6. Step 6: Final answer
    x = 1,473.47

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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.