Home / 3,311.38-4,957.34-2,613.16

Finding the Fourth Proportional to 3,311.38, 4,957.34 and 2,613.16

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Solution

The fourth proportional to 3,311.38, 4,957.34 and 2,613.16 is: 3,912.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.38 : 4,957.34 = 2,613.16 : x
  2. Step 2: Convert to fraction form
    3,311.38/4,957.34 = 2,613.16/x
  3. Step 3: Cross multiply
    3,311.38x = 4,957.34 × 2,613.16
  4. Step 4: Simplify right side
    3,311.38x = 12,954,322.59
  5. Step 5: Solve for x
    x = 12,954,322.59/3,311.38
  6. Step 6: Final answer
    x = 3,912.06

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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.