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Finding the Fourth Proportional to 6,284.91, 8,672.94 and 3,452.20

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Solution

The fourth proportional to 6,284.91, 8,672.94 and 3,452.20 is: 4,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,284.91 : 8,672.94 = 3,452.20 : x
  2. Step 2: Convert to fraction form
    6,284.91/8,672.94 = 3,452.20/x
  3. Step 3: Cross multiply
    6,284.91x = 8,672.94 × 3,452.20
  4. Step 4: Simplify right side
    6,284.91x = 29,940,701.79
  5. Step 5: Solve for x
    x = 29,940,701.79/6,284.91
  6. Step 6: Final answer
    x = 4,763.90

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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.