Home / 5,546.63-8,322.38-4,078.91

Finding the Fourth Proportional to 5,546.63, 8,322.38 and 4,078.91

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Solution

The fourth proportional to 5,546.63, 8,322.38 and 4,078.91 is: 6,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.63 : 8,322.38 = 4,078.91 : x
  2. Step 2: Convert to fraction form
    5,546.63/8,322.38 = 4,078.91/x
  3. Step 3: Cross multiply
    5,546.63x = 8,322.38 × 4,078.91
  4. Step 4: Simplify right side
    5,546.63x = 33,946,177.00
  5. Step 5: Solve for x
    x = 33,946,177.00/5,546.63
  6. Step 6: Final answer
    x = 6,120.15

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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.