Home / 5,550.08-7,659.48-3,192.80

Finding the Fourth Proportional to 5,550.08, 7,659.48 and 3,192.80

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Solution

The fourth proportional to 5,550.08, 7,659.48 and 3,192.80 is: 4,406.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.08 : 7,659.48 = 3,192.80 : x
  2. Step 2: Convert to fraction form
    5,550.08/7,659.48 = 3,192.80/x
  3. Step 3: Cross multiply
    5,550.08x = 7,659.48 × 3,192.80
  4. Step 4: Simplify right side
    5,550.08x = 24,455,187.74
  5. Step 5: Solve for x
    x = 24,455,187.74/5,550.08
  6. Step 6: Final answer
    x = 4,406.28

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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.