Home / 10,750.74-16,116.96-4,083.51

Finding the Fourth Proportional to 10,750.74, 16,116.96 and 4,083.51

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Solution

The fourth proportional to 10,750.74, 16,116.96 and 4,083.51 is: 6,121.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.74 : 16,116.96 = 4,083.51 : x
  2. Step 2: Convert to fraction form
    10,750.74/16,116.96 = 4,083.51/x
  3. Step 3: Cross multiply
    10,750.74x = 16,116.96 × 4,083.51
  4. Step 4: Simplify right side
    10,750.74x = 65,813,767.33
  5. Step 5: Solve for x
    x = 65,813,767.33/10,750.74
  6. Step 6: Final answer
    x = 6,121.79

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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.