Home / 6,879.13-10,320.44-3,184.02

Finding the Fourth Proportional to 6,879.13, 10,320.44 and 3,184.02

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Solution

The fourth proportional to 6,879.13, 10,320.44 and 3,184.02 is: 4,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879.13 : 10,320.44 = 3,184.02 : x
  2. Step 2: Convert to fraction form
    6,879.13/10,320.44 = 3,184.02/x
  3. Step 3: Cross multiply
    6,879.13x = 10,320.44 × 3,184.02
  4. Step 4: Simplify right side
    6,879.13x = 32,860,487.37
  5. Step 5: Solve for x
    x = 32,860,487.37/6,879.13
  6. Step 6: Final answer
    x = 4,776.84

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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.