Home / 6,790.61-10,187.51-2,110.38

Finding the Fourth Proportional to 6,790.61, 10,187.51 and 2,110.38

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Solution

The fourth proportional to 6,790.61, 10,187.51 and 2,110.38 is: 3,166.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.61 : 10,187.51 = 2,110.38 : x
  2. Step 2: Convert to fraction form
    6,790.61/10,187.51 = 2,110.38/x
  3. Step 3: Cross multiply
    6,790.61x = 10,187.51 × 2,110.38
  4. Step 4: Simplify right side
    6,790.61x = 21,499,517.35
  5. Step 5: Solve for x
    x = 21,499,517.35/6,790.61
  6. Step 6: Final answer
    x = 3,166.07

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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.