Home / 3,974.47-5,954.96-2,409.71

Finding the Fourth Proportional to 3,974.47, 5,954.96 and 2,409.71

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Solution

The fourth proportional to 3,974.47, 5,954.96 and 2,409.71 is: 3,610.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.47 : 5,954.96 = 2,409.71 : x
  2. Step 2: Convert to fraction form
    3,974.47/5,954.96 = 2,409.71/x
  3. Step 3: Cross multiply
    3,974.47x = 5,954.96 × 2,409.71
  4. Step 4: Simplify right side
    3,974.47x = 14,349,702.91
  5. Step 5: Solve for x
    x = 14,349,702.91/3,974.47
  6. Step 6: Final answer
    x = 3,610.47

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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.