Home / 4,849.86-7,272.15-1,729.38

Finding the Fourth Proportional to 4,849.86, 7,272.15 and 1,729.38

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Solution

The fourth proportional to 4,849.86, 7,272.15 and 1,729.38 is: 2,593.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.86 : 7,272.15 = 1,729.38 : x
  2. Step 2: Convert to fraction form
    4,849.86/7,272.15 = 1,729.38/x
  3. Step 3: Cross multiply
    4,849.86x = 7,272.15 × 1,729.38
  4. Step 4: Simplify right side
    4,849.86x = 12,576,310.77
  5. Step 5: Solve for x
    x = 12,576,310.77/4,849.86
  6. Step 6: Final answer
    x = 2,593.13

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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.