Home / 3,163.13-4,753.80-3,144.90

Finding the Fourth Proportional to 3,163.13, 4,753.80 and 3,144.90

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Solution

The fourth proportional to 3,163.13, 4,753.80 and 3,144.90 is: 4,726.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.13 : 4,753.80 = 3,144.90 : x
  2. Step 2: Convert to fraction form
    3,163.13/4,753.80 = 3,144.90/x
  3. Step 3: Cross multiply
    3,163.13x = 4,753.80 × 3,144.90
  4. Step 4: Simplify right side
    3,163.13x = 14,950,225.62
  5. Step 5: Solve for x
    x = 14,950,225.62/3,163.13
  6. Step 6: Final answer
    x = 4,726.41

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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.