Home / 8,759.29-13,141.16-2,519.17

Finding the Fourth Proportional to 8,759.29, 13,141.16 and 2,519.17

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Solution

The fourth proportional to 8,759.29, 13,141.16 and 2,519.17 is: 3,779.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.29 : 13,141.16 = 2,519.17 : x
  2. Step 2: Convert to fraction form
    8,759.29/13,141.16 = 2,519.17/x
  3. Step 3: Cross multiply
    8,759.29x = 13,141.16 × 2,519.17
  4. Step 4: Simplify right side
    8,759.29x = 33,104,816.04
  5. Step 5: Solve for x
    x = 33,104,816.04/8,759.29
  6. Step 6: Final answer
    x = 3,779.39

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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.