Home / 4,388.58-6,584.67-1,791.78

Finding the Fourth Proportional to 4,388.58, 6,584.67 and 1,791.78

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Solution

The fourth proportional to 4,388.58, 6,584.67 and 1,791.78 is: 2,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.58 : 6,584.67 = 1,791.78 : x
  2. Step 2: Convert to fraction form
    4,388.58/6,584.67 = 1,791.78/x
  3. Step 3: Cross multiply
    4,388.58x = 6,584.67 × 1,791.78
  4. Step 4: Simplify right side
    4,388.58x = 11,798,280.01
  5. Step 5: Solve for x
    x = 11,798,280.01/4,388.58
  6. Step 6: Final answer
    x = 2,688.40

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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.