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Finding the Fourth Proportional to 5,550.99, 7,660.24 and 3,033.02

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Solution

The fourth proportional to 5,550.99, 7,660.24 and 3,033.02 is: 4,185.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.99 : 7,660.24 = 3,033.02 : x
  2. Step 2: Convert to fraction form
    5,550.99/7,660.24 = 3,033.02/x
  3. Step 3: Cross multiply
    5,550.99x = 7,660.24 × 3,033.02
  4. Step 4: Simplify right side
    5,550.99x = 23,233,661.12
  5. Step 5: Solve for x
    x = 23,233,661.12/5,550.99
  6. Step 6: Final answer
    x = 4,185.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.