Home / 3,168.27-4,373.42-2,836.08

Finding the Fourth Proportional to 3,168.27, 4,373.42 and 2,836.08

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Solution

The fourth proportional to 3,168.27, 4,373.42 and 2,836.08 is: 3,914.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.27 : 4,373.42 = 2,836.08 : x
  2. Step 2: Convert to fraction form
    3,168.27/4,373.42 = 2,836.08/x
  3. Step 3: Cross multiply
    3,168.27x = 4,373.42 × 2,836.08
  4. Step 4: Simplify right side
    3,168.27x = 12,403,354.81
  5. Step 5: Solve for x
    x = 12,403,354.81/3,168.27
  6. Step 6: Final answer
    x = 3,914.87

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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.