Home / 4,982.69-7,474.32-2,061.21

Finding the Fourth Proportional to 4,982.69, 7,474.32 and 2,061.21

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Solution

The fourth proportional to 4,982.69, 7,474.32 and 2,061.21 is: 3,091.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.69 : 7,474.32 = 2,061.21 : x
  2. Step 2: Convert to fraction form
    4,982.69/7,474.32 = 2,061.21/x
  3. Step 3: Cross multiply
    4,982.69x = 7,474.32 × 2,061.21
  4. Step 4: Simplify right side
    4,982.69x = 15,406,143.13
  5. Step 5: Solve for x
    x = 15,406,143.13/4,982.69
  6. Step 6: Final answer
    x = 3,091.94

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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.