Home / 10,963.40-16,447.79-3,173.00

Finding the Fourth Proportional to 10,963.40, 16,447.79 and 3,173.00

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Solution

The fourth proportional to 10,963.40, 16,447.79 and 3,173.00 is: 4,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.40 : 16,447.79 = 3,173.00 : x
  2. Step 2: Convert to fraction form
    10,963.40/16,447.79 = 3,173.00/x
  3. Step 3: Cross multiply
    10,963.40x = 16,447.79 × 3,173.00
  4. Step 4: Simplify right side
    10,963.40x = 52,188,739.57
  5. Step 5: Solve for x
    x = 52,188,739.57/10,963.40
  6. Step 6: Final answer
    x = 4,760.27

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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.