Home / 7,361.15-11,042.73-2,680.56

Finding the Fourth Proportional to 7,361.15, 11,042.73 and 2,680.56

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Solution

The fourth proportional to 7,361.15, 11,042.73 and 2,680.56 is: 4,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.15 : 11,042.73 = 2,680.56 : x
  2. Step 2: Convert to fraction form
    7,361.15/11,042.73 = 2,680.56/x
  3. Step 3: Cross multiply
    7,361.15x = 11,042.73 × 2,680.56
  4. Step 4: Simplify right side
    7,361.15x = 29,600,700.33
  5. Step 5: Solve for x
    x = 29,600,700.33/7,361.15
  6. Step 6: Final answer
    x = 4,021.21

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1.5x scale

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.