Home / 3,028.56-4,543.11-1,179.81

Finding the Fourth Proportional to 3,028.56, 4,543.11 and 1,179.81

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Solution

The fourth proportional to 3,028.56, 4,543.11 and 1,179.81 is: 1,769.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.56 : 4,543.11 = 1,179.81 : x
  2. Step 2: Convert to fraction form
    3,028.56/4,543.11 = 1,179.81/x
  3. Step 3: Cross multiply
    3,028.56x = 4,543.11 × 1,179.81
  4. Step 4: Simplify right side
    3,028.56x = 5,360,006.61
  5. Step 5: Solve for x
    x = 5,360,006.61/3,028.56
  6. Step 6: Final answer
    x = 1,769.82

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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.