Home / 8,675.35-13,013.79-2,435.43

Finding the Fourth Proportional to 8,675.35, 13,013.79 and 2,435.43

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Solution

The fourth proportional to 8,675.35, 13,013.79 and 2,435.43 is: 3,653.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.35 : 13,013.79 = 2,435.43 : x
  2. Step 2: Convert to fraction form
    8,675.35/13,013.79 = 2,435.43/x
  3. Step 3: Cross multiply
    8,675.35x = 13,013.79 × 2,435.43
  4. Step 4: Simplify right side
    8,675.35x = 31,694,174.58
  5. Step 5: Solve for x
    x = 31,694,174.58/8,675.35
  6. Step 6: Final answer
    x = 3,653.36

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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.