Home / 1,629.03-2,444.49-1,109.37

Finding the Fourth Proportional to 1,629.03, 2,444.49 and 1,109.37

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Solution

The fourth proportional to 1,629.03, 2,444.49 and 1,109.37 is: 1,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.03 : 2,444.49 = 1,109.37 : x
  2. Step 2: Convert to fraction form
    1,629.03/2,444.49 = 1,109.37/x
  3. Step 3: Cross multiply
    1,629.03x = 2,444.49 × 1,109.37
  4. Step 4: Simplify right side
    1,629.03x = 2,711,843.87
  5. Step 5: Solve for x
    x = 2,711,843.87/1,629.03
  6. Step 6: Final answer
    x = 1,664.70

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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.