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Finding the Fourth Proportional to 6,776.55, 10,161.03 and 2,095.22

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Solution

The fourth proportional to 6,776.55, 10,161.03 and 2,095.22 is: 3,141.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.55 : 10,161.03 = 2,095.22 : x
  2. Step 2: Convert to fraction form
    6,776.55/10,161.03 = 2,095.22/x
  3. Step 3: Cross multiply
    6,776.55x = 10,161.03 × 2,095.22
  4. Step 4: Simplify right side
    6,776.55x = 21,289,593.28
  5. Step 5: Solve for x
    x = 21,289,593.28/6,776.55
  6. Step 6: Final answer
    x = 3,141.66

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1.5x scale

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.