Home / 1,600.09-2,207.47-1,181.44

Finding the Fourth Proportional to 1,600.09, 2,207.47 and 1,181.44

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Solution

The fourth proportional to 1,600.09, 2,207.47 and 1,181.44 is: 1,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600.09 : 2,207.47 = 1,181.44 : x
  2. Step 2: Convert to fraction form
    1,600.09/2,207.47 = 1,181.44/x
  3. Step 3: Cross multiply
    1,600.09x = 2,207.47 × 1,181.44
  4. Step 4: Simplify right side
    1,600.09x = 2,607,993.36
  5. Step 5: Solve for x
    x = 2,607,993.36/1,600.09
  6. Step 6: Final answer
    x = 1,629.90

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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.