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Finding the Fourth Proportional to 6,082.80, 8,394.09 and 3,394.10

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Solution

The fourth proportional to 6,082.80, 8,394.09 and 3,394.10 is: 4,683.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,082.80 : 8,394.09 = 3,394.10 : x
  2. Step 2: Convert to fraction form
    6,082.80/8,394.09 = 3,394.10/x
  3. Step 3: Cross multiply
    6,082.80x = 8,394.09 × 3,394.10
  4. Step 4: Simplify right side
    6,082.80x = 28,490,326.17
  5. Step 5: Solve for x
    x = 28,490,326.17/6,082.80
  6. Step 6: Final answer
    x = 4,683.75

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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.