Home / 7,292.05-10,939.82-2,361.70

Finding the Fourth Proportional to 7,292.05, 10,939.82 and 2,361.70

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Solution

The fourth proportional to 7,292.05, 10,939.82 and 2,361.70 is: 3,543.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.05 : 10,939.82 = 2,361.70 : x
  2. Step 2: Convert to fraction form
    7,292.05/10,939.82 = 2,361.70/x
  3. Step 3: Cross multiply
    7,292.05x = 10,939.82 × 2,361.70
  4. Step 4: Simplify right side
    7,292.05x = 25,836,572.89
  5. Step 5: Solve for x
    x = 25,836,572.89/7,292.05
  6. Step 6: Final answer
    x = 3,543.12

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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.