Home / 4,111.20-6,160.68-3,234.60

Finding the Fourth Proportional to 4,111.20, 6,160.68 and 3,234.60

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Solution

The fourth proportional to 4,111.20, 6,160.68 and 3,234.60 is: 4,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.20 : 6,160.68 = 3,234.60 : x
  2. Step 2: Convert to fraction form
    4,111.20/6,160.68 = 3,234.60/x
  3. Step 3: Cross multiply
    4,111.20x = 6,160.68 × 3,234.60
  4. Step 4: Simplify right side
    4,111.20x = 19,927,335.53
  5. Step 5: Solve for x
    x = 19,927,335.53/4,111.20
  6. Step 6: Final answer
    x = 4,847.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.