Home / 2,754.09-4,131.07-1,110.60

Finding the Fourth Proportional to 2,754.09, 4,131.07 and 1,110.60

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Solution

The fourth proportional to 2,754.09, 4,131.07 and 1,110.60 is: 1,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.09 : 4,131.07 = 1,110.60 : x
  2. Step 2: Convert to fraction form
    2,754.09/4,131.07 = 1,110.60/x
  3. Step 3: Cross multiply
    2,754.09x = 4,131.07 × 1,110.60
  4. Step 4: Simplify right side
    2,754.09x = 4,587,966.34
  5. Step 5: Solve for x
    x = 4,587,966.34/2,754.09
  6. Step 6: Final answer
    x = 1,665.87

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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.