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Finding the Fourth Proportional to 6,773.95, 10,161.21 and 2,391.43

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Solution

The fourth proportional to 6,773.95, 10,161.21 and 2,391.43 is: 3,587.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773.95 : 10,161.21 = 2,391.43 : x
  2. Step 2: Convert to fraction form
    6,773.95/10,161.21 = 2,391.43/x
  3. Step 3: Cross multiply
    6,773.95x = 10,161.21 × 2,391.43
  4. Step 4: Simplify right side
    6,773.95x = 24,299,822.43
  5. Step 5: Solve for x
    x = 24,299,822.43/6,773.95
  6. Step 6: Final answer
    x = 3,587.25

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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.