Home / 8,761.65-13,133.97-3,495.14

Finding the Fourth Proportional to 8,761.65, 13,133.97 and 3,495.14

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Solution

The fourth proportional to 8,761.65, 13,133.97 and 3,495.14 is: 5,239.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761.65 : 13,133.97 = 3,495.14 : x
  2. Step 2: Convert to fraction form
    8,761.65/13,133.97 = 3,495.14/x
  3. Step 3: Cross multiply
    8,761.65x = 13,133.97 × 3,495.14
  4. Step 4: Simplify right side
    8,761.65x = 45,904,998.24
  5. Step 5: Solve for x
    x = 45,904,998.24/8,761.65
  6. Step 6: Final answer
    x = 5,239.31

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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.