Home / 3,110.44-4,666.38-1,379.56

Finding the Fourth Proportional to 3,110.44, 4,666.38 and 1,379.56

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Solution

The fourth proportional to 3,110.44, 4,666.38 and 1,379.56 is: 2,069.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.44 : 4,666.38 = 1,379.56 : x
  2. Step 2: Convert to fraction form
    3,110.44/4,666.38 = 1,379.56/x
  3. Step 3: Cross multiply
    3,110.44x = 4,666.38 × 1,379.56
  4. Step 4: Simplify right side
    3,110.44x = 6,437,551.19
  5. Step 5: Solve for x
    x = 6,437,551.19/3,110.44
  6. Step 6: Final answer
    x = 2,069.66

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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.