Home / 11,042.82-15,239.52-6,328.04

Finding the Fourth Proportional to 11,042.82, 15,239.52 and 6,328.04

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Solution

The fourth proportional to 11,042.82, 15,239.52 and 6,328.04 is: 8,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.82 : 15,239.52 = 6,328.04 : x
  2. Step 2: Convert to fraction form
    11,042.82/15,239.52 = 6,328.04/x
  3. Step 3: Cross multiply
    11,042.82x = 15,239.52 × 6,328.04
  4. Step 4: Simplify right side
    11,042.82x = 96,436,215.94
  5. Step 5: Solve for x
    x = 96,436,215.94/11,042.82
  6. Step 6: Final answer
    x = 8,732.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.