Home / 2,754.58-4,128.33-1,110.18

Finding the Fourth Proportional to 2,754.58, 4,128.33 and 1,110.18

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Solution

The fourth proportional to 2,754.58, 4,128.33 and 1,110.18 is: 1,663.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.58 : 4,128.33 = 1,110.18 : x
  2. Step 2: Convert to fraction form
    2,754.58/4,128.33 = 1,110.18/x
  3. Step 3: Cross multiply
    2,754.58x = 4,128.33 × 1,110.18
  4. Step 4: Simplify right side
    2,754.58x = 4,583,189.40
  5. Step 5: Solve for x
    x = 4,583,189.40/2,754.58
  6. Step 6: Final answer
    x = 1,663.84

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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.