Home / 5,558.13-8,324.87-3,993.45

Finding the Fourth Proportional to 5,558.13, 8,324.87 and 3,993.45

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Solution

The fourth proportional to 5,558.13, 8,324.87 and 3,993.45 is: 5,981.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.13 : 8,324.87 = 3,993.45 : x
  2. Step 2: Convert to fraction form
    5,558.13/8,324.87 = 3,993.45/x
  3. Step 3: Cross multiply
    5,558.13x = 8,324.87 × 3,993.45
  4. Step 4: Simplify right side
    5,558.13x = 33,244,932.13
  5. Step 5: Solve for x
    x = 33,244,932.13/5,558.13
  6. Step 6: Final answer
    x = 5,981.32

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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.