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Finding the Fourth Proportional to 3,963.13, 5,939.61 and 1,495.01

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Solution

The fourth proportional to 3,963.13, 5,939.61 and 1,495.01 is: 2,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.13 : 5,939.61 = 1,495.01 : x
  2. Step 2: Convert to fraction form
    3,963.13/5,939.61 = 1,495.01/x
  3. Step 3: Cross multiply
    3,963.13x = 5,939.61 × 1,495.01
  4. Step 4: Simplify right side
    3,963.13x = 8,879,794.00
  5. Step 5: Solve for x
    x = 8,879,794.00/3,963.13
  6. Step 6: Final answer
    x = 2,240.60

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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.