Home / 4,849.38-7,274.14-1,386.62

Finding the Fourth Proportional to 4,849.38, 7,274.14 and 1,386.62

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Solution

The fourth proportional to 4,849.38, 7,274.14 and 1,386.62 is: 2,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.38 : 7,274.14 = 1,386.62 : x
  2. Step 2: Convert to fraction form
    4,849.38/7,274.14 = 1,386.62/x
  3. Step 3: Cross multiply
    4,849.38x = 7,274.14 × 1,386.62
  4. Step 4: Simplify right side
    4,849.38x = 10,086,468.01
  5. Step 5: Solve for x
    x = 10,086,468.01/4,849.38
  6. Step 6: Final answer
    x = 2,079.95

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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.