Home / 5,553.54-7,661.70-3,194.28

Finding the Fourth Proportional to 5,553.54, 7,661.70 and 3,194.28

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Solution

The fourth proportional to 5,553.54, 7,661.70 and 3,194.28 is: 4,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.54 : 7,661.70 = 3,194.28 : x
  2. Step 2: Convert to fraction form
    5,553.54/7,661.70 = 3,194.28/x
  3. Step 3: Cross multiply
    5,553.54x = 7,661.70 × 3,194.28
  4. Step 4: Simplify right side
    5,553.54x = 24,473,615.08
  5. Step 5: Solve for x
    x = 24,473,615.08/5,553.54
  6. Step 6: Final answer
    x = 4,406.85

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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.