Home / 5,153.93-7,729.38-2,192.37

Finding the Fourth Proportional to 5,153.93, 7,729.38 and 2,192.37

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Solution

The fourth proportional to 5,153.93, 7,729.38 and 2,192.37 is: 3,287.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.93 : 7,729.38 = 2,192.37 : x
  2. Step 2: Convert to fraction form
    5,153.93/7,729.38 = 2,192.37/x
  3. Step 3: Cross multiply
    5,153.93x = 7,729.38 × 2,192.37
  4. Step 4: Simplify right side
    5,153.93x = 16,945,649.87
  5. Step 5: Solve for x
    x = 16,945,649.87/5,153.93
  6. Step 6: Final answer
    x = 3,287.91

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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.