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Finding the Fourth Proportional to 6,069.70, 8,377.93 and 3,945.27

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Solution

The fourth proportional to 6,069.70, 8,377.93 and 3,945.27 is: 5,445.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,069.70 : 8,377.93 = 3,945.27 : x
  2. Step 2: Convert to fraction form
    6,069.70/8,377.93 = 3,945.27/x
  3. Step 3: Cross multiply
    6,069.70x = 8,377.93 × 3,945.27
  4. Step 4: Simplify right side
    6,069.70x = 33,053,232.24
  5. Step 5: Solve for x
    x = 33,053,232.24/6,069.70
  6. Step 6: Final answer
    x = 5,445.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.