Home / 11,789.42-17,685.29-4,295.02

Finding the Fourth Proportional to 11,789.42, 17,685.29 and 4,295.02

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Solution

The fourth proportional to 11,789.42, 17,685.29 and 4,295.02 is: 6,442.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.42 : 17,685.29 = 4,295.02 : x
  2. Step 2: Convert to fraction form
    11,789.42/17,685.29 = 4,295.02/x
  3. Step 3: Cross multiply
    11,789.42x = 17,685.29 × 4,295.02
  4. Step 4: Simplify right side
    11,789.42x = 75,958,652.78
  5. Step 5: Solve for x
    x = 75,958,652.78/11,789.42
  6. Step 6: Final answer
    x = 6,442.95

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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.