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Finding the Fourth Proportional to 7,672.51, 11,508.22 and 4,375.27

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Solution

The fourth proportional to 7,672.51, 11,508.22 and 4,375.27 is: 6,562.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.51 : 11,508.22 = 4,375.27 : x
  2. Step 2: Convert to fraction form
    7,672.51/11,508.22 = 4,375.27/x
  3. Step 3: Cross multiply
    7,672.51x = 11,508.22 × 4,375.27
  4. Step 4: Simplify right side
    7,672.51x = 50,351,569.72
  5. Step 5: Solve for x
    x = 50,351,569.72/7,672.51
  6. Step 6: Final answer
    x = 6,562.59

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1.5x scale

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.