Home / 4,091.48-6,132.90-2,611.76

Finding the Fourth Proportional to 4,091.48, 6,132.90 and 2,611.76

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Solution

The fourth proportional to 4,091.48, 6,132.90 and 2,611.76 is: 3,914.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.48 : 6,132.90 = 2,611.76 : x
  2. Step 2: Convert to fraction form
    4,091.48/6,132.90 = 2,611.76/x
  3. Step 3: Cross multiply
    4,091.48x = 6,132.90 × 2,611.76
  4. Step 4: Simplify right side
    4,091.48x = 16,017,662.90
  5. Step 5: Solve for x
    x = 16,017,662.90/4,091.48
  6. Step 6: Final answer
    x = 3,914.88

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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.