Home / 10,721.25-14,795.33-6,005.57

Finding the Fourth Proportional to 10,721.25, 14,795.33 and 6,005.57

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Solution

The fourth proportional to 10,721.25, 14,795.33 and 6,005.57 is: 8,287.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,721.25 : 14,795.33 = 6,005.57 : x
  2. Step 2: Convert to fraction form
    10,721.25/14,795.33 = 6,005.57/x
  3. Step 3: Cross multiply
    10,721.25x = 14,795.33 × 6,005.57
  4. Step 4: Simplify right side
    10,721.25x = 88,854,285.98
  5. Step 5: Solve for x
    x = 88,854,285.98/10,721.25
  6. Step 6: Final answer
    x = 8,287.68

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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.