Home / 5,199.18-7,169.91-3,403.98

Finding the Fourth Proportional to 5,199.18, 7,169.91 and 3,403.98

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Solution

The fourth proportional to 5,199.18, 7,169.91 and 3,403.98 is: 4,694.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.18 : 7,169.91 = 3,403.98 : x
  2. Step 2: Convert to fraction form
    5,199.18/7,169.91 = 3,403.98/x
  3. Step 3: Cross multiply
    5,199.18x = 7,169.91 × 3,403.98
  4. Step 4: Simplify right side
    5,199.18x = 24,406,230.24
  5. Step 5: Solve for x
    x = 24,406,230.24/5,199.18
  6. Step 6: Final answer
    x = 4,694.25

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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.