Home / 7,575.25-11,363.28-2,381.53

Finding the Fourth Proportional to 7,575.25, 11,363.28 and 2,381.53

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Solution

The fourth proportional to 7,575.25, 11,363.28 and 2,381.53 is: 3,572.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.25 : 11,363.28 = 2,381.53 : x
  2. Step 2: Convert to fraction form
    7,575.25/11,363.28 = 2,381.53/x
  3. Step 3: Cross multiply
    7,575.25x = 11,363.28 × 2,381.53
  4. Step 4: Simplify right side
    7,575.25x = 27,061,992.22
  5. Step 5: Solve for x
    x = 27,061,992.22/7,575.25
  6. Step 6: Final answer
    x = 3,572.42

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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.