Home / 5,550.50-7,659.12-3,192.98

Finding the Fourth Proportional to 5,550.50, 7,659.12 and 3,192.98

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Solution

The fourth proportional to 5,550.50, 7,659.12 and 3,192.98 is: 4,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.50 : 7,659.12 = 3,192.98 : x
  2. Step 2: Convert to fraction form
    5,550.50/7,659.12 = 3,192.98/x
  3. Step 3: Cross multiply
    5,550.50x = 7,659.12 × 3,192.98
  4. Step 4: Simplify right side
    5,550.50x = 24,455,416.98
  5. Step 5: Solve for x
    x = 24,455,416.98/5,550.50
  6. Step 6: Final answer
    x = 4,405.98

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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.