Home / 1,703.22-2,550.36-1,181.64

Finding the Fourth Proportional to 1,703.22, 2,550.36 and 1,181.64

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Solution

The fourth proportional to 1,703.22, 2,550.36 and 1,181.64 is: 1,769.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.22 : 2,550.36 = 1,181.64 : x
  2. Step 2: Convert to fraction form
    1,703.22/2,550.36 = 1,181.64/x
  3. Step 3: Cross multiply
    1,703.22x = 2,550.36 × 1,181.64
  4. Step 4: Simplify right side
    1,703.22x = 3,013,607.39
  5. Step 5: Solve for x
    x = 3,013,607.39/1,703.22
  6. Step 6: Final answer
    x = 1,769.36

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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.