Home / 8,359.03-12,539.86-3,975.01

Finding the Fourth Proportional to 8,359.03, 12,539.86 and 3,975.01

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Solution

The fourth proportional to 8,359.03, 12,539.86 and 3,975.01 is: 5,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,359.03 : 12,539.86 = 3,975.01 : x
  2. Step 2: Convert to fraction form
    8,359.03/12,539.86 = 3,975.01/x
  3. Step 3: Cross multiply
    8,359.03x = 12,539.86 × 3,975.01
  4. Step 4: Simplify right side
    8,359.03x = 49,846,049.97
  5. Step 5: Solve for x
    x = 49,846,049.97/8,359.03
  6. Step 6: Final answer
    x = 5,963.14

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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.