Home / 5,153.38-7,729.44-2,193.01

Finding the Fourth Proportional to 5,153.38, 7,729.44 and 2,193.01

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Solution

The fourth proportional to 5,153.38, 7,729.44 and 2,193.01 is: 3,289.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.38 : 7,729.44 = 2,193.01 : x
  2. Step 2: Convert to fraction form
    5,153.38/7,729.44 = 2,193.01/x
  3. Step 3: Cross multiply
    5,153.38x = 7,729.44 × 2,193.01
  4. Step 4: Simplify right side
    5,153.38x = 16,950,755.15
  5. Step 5: Solve for x
    x = 16,950,755.15/5,153.38
  6. Step 6: Final answer
    x = 3,289.25

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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.