Home / 5,531.74-7,633.09-3,542.48

Finding the Fourth Proportional to 5,531.74, 7,633.09 and 3,542.48

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Solution

The fourth proportional to 5,531.74, 7,633.09 and 3,542.48 is: 4,888.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.74 : 7,633.09 = 3,542.48 : x
  2. Step 2: Convert to fraction form
    5,531.74/7,633.09 = 3,542.48/x
  3. Step 3: Cross multiply
    5,531.74x = 7,633.09 × 3,542.48
  4. Step 4: Simplify right side
    5,531.74x = 27,040,086.56
  5. Step 5: Solve for x
    x = 27,040,086.56/5,531.74
  6. Step 6: Final answer
    x = 4,888.17

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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.