Home / 6,480.29-8,942.26-3,647.52

Finding the Fourth Proportional to 6,480.29, 8,942.26 and 3,647.52

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Solution

The fourth proportional to 6,480.29, 8,942.26 and 3,647.52 is: 5,033.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480.29 : 8,942.26 = 3,647.52 : x
  2. Step 2: Convert to fraction form
    6,480.29/8,942.26 = 3,647.52/x
  3. Step 3: Cross multiply
    6,480.29x = 8,942.26 × 3,647.52
  4. Step 4: Simplify right side
    6,480.29x = 32,617,072.20
  5. Step 5: Solve for x
    x = 32,617,072.20/6,480.29
  6. Step 6: Final answer
    x = 5,033.27

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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.