Home / 5,086.30-7,626.48-2,163.10

Finding the Fourth Proportional to 5,086.30, 7,626.48 and 2,163.10

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Solution

The fourth proportional to 5,086.30, 7,626.48 and 2,163.10 is: 3,243.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.30 : 7,626.48 = 2,163.10 : x
  2. Step 2: Convert to fraction form
    5,086.30/7,626.48 = 2,163.10/x
  3. Step 3: Cross multiply
    5,086.30x = 7,626.48 × 2,163.10
  4. Step 4: Simplify right side
    5,086.30x = 16,496,838.89
  5. Step 5: Solve for x
    x = 16,496,838.89/5,086.30
  6. Step 6: Final answer
    x = 3,243.39

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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.