Home / 6,246.24-8,619.84-3,451.76

Finding the Fourth Proportional to 6,246.24, 8,619.84 and 3,451.76

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Solution

The fourth proportional to 6,246.24, 8,619.84 and 3,451.76 is: 4,763.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.24 : 8,619.84 = 3,451.76 : x
  2. Step 2: Convert to fraction form
    6,246.24/8,619.84 = 3,451.76/x
  3. Step 3: Cross multiply
    6,246.24x = 8,619.84 × 3,451.76
  4. Step 4: Simplify right side
    6,246.24x = 29,753,618.92
  5. Step 5: Solve for x
    x = 29,753,618.92/6,246.24
  6. Step 6: Final answer
    x = 4,763.44

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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.