Home / 8,849.64-13,272.54-3,151.38

Finding the Fourth Proportional to 8,849.64, 13,272.54 and 3,151.38

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Solution

The fourth proportional to 8,849.64, 13,272.54 and 3,151.38 is: 4,726.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.64 : 13,272.54 = 3,151.38 : x
  2. Step 2: Convert to fraction form
    8,849.64/13,272.54 = 3,151.38/x
  3. Step 3: Cross multiply
    8,849.64x = 13,272.54 × 3,151.38
  4. Step 4: Simplify right side
    8,849.64x = 41,826,817.11
  5. Step 5: Solve for x
    x = 41,826,817.11/8,849.64
  6. Step 6: Final answer
    x = 4,726.39

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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.