Home / 3,309.38-4,954.35-2,611.16

Finding the Fourth Proportional to 3,309.38, 4,954.35 and 2,611.16

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Solution

The fourth proportional to 3,309.38, 4,954.35 and 2,611.16 is: 3,909.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.38 : 4,954.35 = 2,611.16 : x
  2. Step 2: Convert to fraction form
    3,309.38/4,954.35 = 2,611.16/x
  3. Step 3: Cross multiply
    3,309.38x = 4,954.35 × 2,611.16
  4. Step 4: Simplify right side
    3,309.38x = 12,936,600.55
  5. Step 5: Solve for x
    x = 12,936,600.55/3,309.38
  6. Step 6: Final answer
    x = 3,909.07

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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.