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Finding the Fourth Proportional to 6,080.77, 8,394.30 and 4,069.54

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Solution

The fourth proportional to 6,080.77, 8,394.30 and 4,069.54 is: 5,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.77 : 8,394.30 = 4,069.54 : x
  2. Step 2: Convert to fraction form
    6,080.77/8,394.30 = 4,069.54/x
  3. Step 3: Cross multiply
    6,080.77x = 8,394.30 × 4,069.54
  4. Step 4: Simplify right side
    6,080.77x = 34,160,939.62
  5. Step 5: Solve for x
    x = 34,160,939.62/6,080.77
  6. Step 6: Final answer
    x = 5,617.86

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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.