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Finding the Fourth Proportional to 6,773.70, 10,160.10 and 2,877.78

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Solution

The fourth proportional to 6,773.70, 10,160.10 and 2,877.78 is: 4,316.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773.70 : 10,160.10 = 2,877.78 : x
  2. Step 2: Convert to fraction form
    6,773.70/10,160.10 = 2,877.78/x
  3. Step 3: Cross multiply
    6,773.70x = 10,160.10 × 2,877.78
  4. Step 4: Simplify right side
    6,773.70x = 29,238,532.58
  5. Step 5: Solve for x
    x = 29,238,532.58/6,773.70
  6. Step 6: Final answer
    x = 4,316.48

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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.