Home / 7,531.79-11,294.39-4,021.01

Finding the Fourth Proportional to 7,531.79, 11,294.39 and 4,021.01

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Solution

The fourth proportional to 7,531.79, 11,294.39 and 4,021.01 is: 6,029.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.79 : 11,294.39 = 4,021.01 : x
  2. Step 2: Convert to fraction form
    7,531.79/11,294.39 = 4,021.01/x
  3. Step 3: Cross multiply
    7,531.79x = 11,294.39 × 4,021.01
  4. Step 4: Simplify right side
    7,531.79x = 45,414,778.56
  5. Step 5: Solve for x
    x = 45,414,778.56/7,531.79
  6. Step 6: Final answer
    x = 6,029.75

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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.