Home / 2,756.44-4,134.68-1,112.68

Finding the Fourth Proportional to 2,756.44, 4,134.68 and 1,112.68

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Solution

The fourth proportional to 2,756.44, 4,134.68 and 1,112.68 is: 1,669.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.44 : 4,134.68 = 1,112.68 : x
  2. Step 2: Convert to fraction form
    2,756.44/4,134.68 = 1,112.68/x
  3. Step 3: Cross multiply
    2,756.44x = 4,134.68 × 1,112.68
  4. Step 4: Simplify right side
    2,756.44x = 4,600,575.74
  5. Step 5: Solve for x
    x = 4,600,575.74/2,756.44
  6. Step 6: Final answer
    x = 1,669.03

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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.