Home / 4,687.25-7,025.26-2,185.06

Finding the Fourth Proportional to 4,687.25, 7,025.26 and 2,185.06

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Solution

The fourth proportional to 4,687.25, 7,025.26 and 2,185.06 is: 3,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.25 : 7,025.26 = 2,185.06 : x
  2. Step 2: Convert to fraction form
    4,687.25/7,025.26 = 2,185.06/x
  3. Step 3: Cross multiply
    4,687.25x = 7,025.26 × 2,185.06
  4. Step 4: Simplify right side
    4,687.25x = 15,350,614.62
  5. Step 5: Solve for x
    x = 15,350,614.62/4,687.25
  6. Step 6: Final answer
    x = 3,274.97

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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.