Home / 5,471.31-8,202.07-2,007.75

Finding the Fourth Proportional to 5,471.31, 8,202.07 and 2,007.75

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Solution

The fourth proportional to 5,471.31, 8,202.07 and 2,007.75 is: 3,009.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.31 : 8,202.07 = 2,007.75 : x
  2. Step 2: Convert to fraction form
    5,471.31/8,202.07 = 2,007.75/x
  3. Step 3: Cross multiply
    5,471.31x = 8,202.07 × 2,007.75
  4. Step 4: Simplify right side
    5,471.31x = 16,467,706.04
  5. Step 5: Solve for x
    x = 16,467,706.04/5,471.31
  6. Step 6: Final answer
    x = 3,009.83

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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.