Home / 1,600.25-2,208.36-936.97

Finding the Fourth Proportional to 1,600.25, 2,208.36 and 936.97

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Solution

The fourth proportional to 1,600.25, 2,208.36 and 936.97 is: 1,293.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600.25 : 2,208.36 = 936.97 : x
  2. Step 2: Convert to fraction form
    1,600.25/2,208.36 = 936.97/x
  3. Step 3: Cross multiply
    1,600.25x = 2,208.36 × 936.97
  4. Step 4: Simplify right side
    1,600.25x = 2,069,167.07
  5. Step 5: Solve for x
    x = 2,069,167.07/1,600.25
  6. Step 6: Final answer
    x = 1,293.03

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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.