Home / 5,199.30-7,170.39-4,313.70

Finding the Fourth Proportional to 5,199.30, 7,170.39 and 4,313.70

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Solution

The fourth proportional to 5,199.30, 7,170.39 and 4,313.70 is: 5,949.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.30 : 7,170.39 = 4,313.70 : x
  2. Step 2: Convert to fraction form
    5,199.30/7,170.39 = 4,313.70/x
  3. Step 3: Cross multiply
    5,199.30x = 7,170.39 × 4,313.70
  4. Step 4: Simplify right side
    5,199.30x = 30,930,911.34
  5. Step 5: Solve for x
    x = 30,930,911.34/5,199.30
  6. Step 6: Final answer
    x = 5,949.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.