Home / 7,627.50-11,443.28-2,433.38

Finding the Fourth Proportional to 7,627.50, 11,443.28 and 2,433.38

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Solution

The fourth proportional to 7,627.50, 11,443.28 and 2,433.38 is: 3,650.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.50 : 11,443.28 = 2,433.38 : x
  2. Step 2: Convert to fraction form
    7,627.50/11,443.28 = 2,433.38/x
  3. Step 3: Cross multiply
    7,627.50x = 11,443.28 × 2,433.38
  4. Step 4: Simplify right side
    7,627.50x = 27,845,779.30
  5. Step 5: Solve for x
    x = 27,845,779.30/7,627.50
  6. Step 6: Final answer
    x = 3,650.71

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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.