Home / 3,146.98-4,722.90-2,174.44

Finding the Fourth Proportional to 3,146.98, 4,722.90 and 2,174.44

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Solution

The fourth proportional to 3,146.98, 4,722.90 and 2,174.44 is: 3,263.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.98 : 4,722.90 = 2,174.44 : x
  2. Step 2: Convert to fraction form
    3,146.98/4,722.90 = 2,174.44/x
  3. Step 3: Cross multiply
    3,146.98x = 4,722.90 × 2,174.44
  4. Step 4: Simplify right side
    3,146.98x = 10,269,662.68
  5. Step 5: Solve for x
    x = 10,269,662.68/3,146.98
  6. Step 6: Final answer
    x = 3,263.34

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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.