Home / 5,462.28-8,193.48-1,999.56

Finding the Fourth Proportional to 5,462.28, 8,193.48 and 1,999.56

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Solution

The fourth proportional to 5,462.28, 8,193.48 and 1,999.56 is: 2,999.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.28 : 8,193.48 = 1,999.56 : x
  2. Step 2: Convert to fraction form
    5,462.28/8,193.48 = 1,999.56/x
  3. Step 3: Cross multiply
    5,462.28x = 8,193.48 × 1,999.56
  4. Step 4: Simplify right side
    5,462.28x = 16,383,354.87
  5. Step 5: Solve for x
    x = 16,383,354.87/5,462.28
  6. Step 6: Final answer
    x = 2,999.36

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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.