Home / 5,531.88-7,633.93-3,174.39

Finding the Fourth Proportional to 5,531.88, 7,633.93 and 3,174.39

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Solution

The fourth proportional to 5,531.88, 7,633.93 and 3,174.39 is: 4,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.88 : 7,633.93 = 3,174.39 : x
  2. Step 2: Convert to fraction form
    5,531.88/7,633.93 = 3,174.39/x
  3. Step 3: Cross multiply
    5,531.88x = 7,633.93 × 3,174.39
  4. Step 4: Simplify right side
    5,531.88x = 24,233,071.05
  5. Step 5: Solve for x
    x = 24,233,071.05/5,531.88
  6. Step 6: Final answer
    x = 4,380.62

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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.