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Finding the Fourth Proportional to 1,936.39, 2,888.29 and 1,759.01

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Solution

The fourth proportional to 1,936.39, 2,888.29 and 1,759.01 is: 2,623.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.39 : 2,888.29 = 1,759.01 : x
  2. Step 2: Convert to fraction form
    1,936.39/2,888.29 = 1,759.01/x
  3. Step 3: Cross multiply
    1,936.39x = 2,888.29 × 1,759.01
  4. Step 4: Simplify right side
    1,936.39x = 5,080,530.99
  5. Step 5: Solve for x
    x = 5,080,530.99/1,936.39
  6. Step 6: Final answer
    x = 2,623.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.