Home / 4,007-5,531.82-2,682.56

Finding the Fourth Proportional to 4,007, 5,531.82 and 2,682.56

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Solution

The fourth proportional to 4,007, 5,531.82 and 2,682.56 is: 3,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007 : 5,531.82 = 2,682.56 : x
  2. Step 2: Convert to fraction form
    4,007/5,531.82 = 2,682.56/x
  3. Step 3: Cross multiply
    4,007x = 5,531.82 × 2,682.56
  4. Step 4: Simplify right side
    4,007x = 14,839,439.06
  5. Step 5: Solve for x
    x = 14,839,439.06/4,007
  6. Step 6: Final answer
    x = 3,703.38

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1.5x scale

Why These Related Problems?

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