Home / 1,754.06-2,634.80-1,105.25

Finding the Fourth Proportional to 1,754.06, 2,634.80 and 1,105.25

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Solution

The fourth proportional to 1,754.06, 2,634.80 and 1,105.25 is: 1,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754.06 : 2,634.80 = 1,105.25 : x
  2. Step 2: Convert to fraction form
    1,754.06/2,634.80 = 1,105.25/x
  3. Step 3: Cross multiply
    1,754.06x = 2,634.80 × 1,105.25
  4. Step 4: Simplify right side
    1,754.06x = 2,912,094.00
  5. Step 5: Solve for x
    x = 2,912,094.00/1,754.06
  6. Step 6: Final answer
    x = 1,660.21

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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.