Home / 7,874.26-11,811.62-2,030.87

Finding the Fourth Proportional to 7,874.26, 11,811.62 and 2,030.87

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Solution

The fourth proportional to 7,874.26, 11,811.62 and 2,030.87 is: 3,046.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,874.26 : 11,811.62 = 2,030.87 : x
  2. Step 2: Convert to fraction form
    7,874.26/11,811.62 = 2,030.87/x
  3. Step 3: Cross multiply
    7,874.26x = 11,811.62 × 2,030.87
  4. Step 4: Simplify right side
    7,874.26x = 23,987,899.32
  5. Step 5: Solve for x
    x = 23,987,899.32/7,874.26
  6. Step 6: Final answer
    x = 3,046.37

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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.