Home / 6,504.20-8,975.79-3,520.03

Finding the Fourth Proportional to 6,504.20, 8,975.79 and 3,520.03

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Solution

The fourth proportional to 6,504.20, 8,975.79 and 3,520.03 is: 4,857.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.20 : 8,975.79 = 3,520.03 : x
  2. Step 2: Convert to fraction form
    6,504.20/8,975.79 = 3,520.03/x
  3. Step 3: Cross multiply
    6,504.20x = 8,975.79 × 3,520.03
  4. Step 4: Simplify right side
    6,504.20x = 31,594,987.59
  5. Step 5: Solve for x
    x = 31,594,987.59/6,504.20
  6. Step 6: Final answer
    x = 4,857.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.