Home / 6,466.43-8,923.01-3,949.16

Finding the Fourth Proportional to 6,466.43, 8,923.01 and 3,949.16

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Solution

The fourth proportional to 6,466.43, 8,923.01 and 3,949.16 is: 5,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466.43 : 8,923.01 = 3,949.16 : x
  2. Step 2: Convert to fraction form
    6,466.43/8,923.01 = 3,949.16/x
  3. Step 3: Cross multiply
    6,466.43x = 8,923.01 × 3,949.16
  4. Step 4: Simplify right side
    6,466.43x = 35,238,352.02
  5. Step 5: Solve for x
    x = 35,238,352.02/6,466.43
  6. Step 6: Final answer
    x = 5,449.43

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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.