Home / 5,133.38-7,694.06-2,171.21

Finding the Fourth Proportional to 5,133.38, 7,694.06 and 2,171.21

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Solution

The fourth proportional to 5,133.38, 7,694.06 and 2,171.21 is: 3,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.38 : 7,694.06 = 2,171.21 : x
  2. Step 2: Convert to fraction form
    5,133.38/7,694.06 = 2,171.21/x
  3. Step 3: Cross multiply
    5,133.38x = 7,694.06 × 2,171.21
  4. Step 4: Simplify right side
    5,133.38x = 16,705,370.69
  5. Step 5: Solve for x
    x = 16,705,370.69/5,133.38
  6. Step 6: Final answer
    x = 3,254.27

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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.