Home / 5,202.30-7,799.81-1,914.97

Finding the Fourth Proportional to 5,202.30, 7,799.81 and 1,914.97

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Solution

The fourth proportional to 5,202.30, 7,799.81 and 1,914.97 is: 2,871.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.30 : 7,799.81 = 1,914.97 : x
  2. Step 2: Convert to fraction form
    5,202.30/7,799.81 = 1,914.97/x
  3. Step 3: Cross multiply
    5,202.30x = 7,799.81 × 1,914.97
  4. Step 4: Simplify right side
    5,202.30x = 14,936,402.16
  5. Step 5: Solve for x
    x = 14,936,402.16/5,202.30
  6. Step 6: Final answer
    x = 2,871.12

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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.