Home / 2,179.60-3,266.67-2,004.64

Finding the Fourth Proportional to 2,179.60, 3,266.67 and 2,004.64

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Solution

The fourth proportional to 2,179.60, 3,266.67 and 2,004.64 is: 3,004.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.60 : 3,266.67 = 2,004.64 : x
  2. Step 2: Convert to fraction form
    2,179.60/3,266.67 = 2,004.64/x
  3. Step 3: Cross multiply
    2,179.60x = 3,266.67 × 2,004.64
  4. Step 4: Simplify right side
    2,179.60x = 6,548,497.35
  5. Step 5: Solve for x
    x = 6,548,497.35/2,179.60
  6. Step 6: Final answer
    x = 3,004.45

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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.