Home / 6,120.30-8,446.20-3,468.09

Finding the Fourth Proportional to 6,120.30, 8,446.20 and 3,468.09

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Solution

The fourth proportional to 6,120.30, 8,446.20 and 3,468.09 is: 4,786.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.30 : 8,446.20 = 3,468.09 : x
  2. Step 2: Convert to fraction form
    6,120.30/8,446.20 = 3,468.09/x
  3. Step 3: Cross multiply
    6,120.30x = 8,446.20 × 3,468.09
  4. Step 4: Simplify right side
    6,120.30x = 29,292,181.76
  5. Step 5: Solve for x
    x = 29,292,181.76/6,120.30
  6. Step 6: Final answer
    x = 4,786.07

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Double scale
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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.