Home / 2,754.23-4,131.48-1,110.56

Finding the Fourth Proportional to 2,754.23, 4,131.48 and 1,110.56

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Solution

The fourth proportional to 2,754.23, 4,131.48 and 1,110.56 is: 1,665.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.23 : 4,131.48 = 1,110.56 : x
  2. Step 2: Convert to fraction form
    2,754.23/4,131.48 = 1,110.56/x
  3. Step 3: Cross multiply
    2,754.23x = 4,131.48 × 1,110.56
  4. Step 4: Simplify right side
    2,754.23x = 4,588,256.43
  5. Step 5: Solve for x
    x = 4,588,256.43/2,754.23
  6. Step 6: Final answer
    x = 1,665.89

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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.