Home / 6,246.25-8,620.46-3,451.75

Finding the Fourth Proportional to 6,246.25, 8,620.46 and 3,451.75

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Solution

The fourth proportional to 6,246.25, 8,620.46 and 3,451.75 is: 4,763.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.25 : 8,620.46 = 3,451.75 : x
  2. Step 2: Convert to fraction form
    6,246.25/8,620.46 = 3,451.75/x
  3. Step 3: Cross multiply
    6,246.25x = 8,620.46 × 3,451.75
  4. Step 4: Simplify right side
    6,246.25x = 29,755,672.81
  5. Step 5: Solve for x
    x = 29,755,672.81/6,246.25
  6. Step 6: Final answer
    x = 4,763.77

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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.