Home / 4,243.28-6,350.13-3,240.90

Finding the Fourth Proportional to 4,243.28, 6,350.13 and 3,240.90

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Solution

The fourth proportional to 4,243.28, 6,350.13 and 3,240.90 is: 4,850.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.28 : 6,350.13 = 3,240.90 : x
  2. Step 2: Convert to fraction form
    4,243.28/6,350.13 = 3,240.90/x
  3. Step 3: Cross multiply
    4,243.28x = 6,350.13 × 3,240.90
  4. Step 4: Simplify right side
    4,243.28x = 20,580,136.32
  5. Step 5: Solve for x
    x = 20,580,136.32/4,243.28
  6. Step 6: Final answer
    x = 4,850.06

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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.