Home / 3,110.09-4,658.65-1,379.93

Finding the Fourth Proportional to 3,110.09, 4,658.65 and 1,379.93

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Solution

The fourth proportional to 3,110.09, 4,658.65 and 1,379.93 is: 2,067.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.09 : 4,658.65 = 1,379.93 : x
  2. Step 2: Convert to fraction form
    3,110.09/4,658.65 = 1,379.93/x
  3. Step 3: Cross multiply
    3,110.09x = 4,658.65 × 1,379.93
  4. Step 4: Simplify right side
    3,110.09x = 6,428,584.15
  5. Step 5: Solve for x
    x = 6,428,584.15/3,110.09
  6. Step 6: Final answer
    x = 2,067.01

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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.