Home / 11,068.90-16,601.31-3,275.86

Finding the Fourth Proportional to 11,068.90, 16,601.31 and 3,275.86

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Solution

The fourth proportional to 11,068.90, 16,601.31 and 3,275.86 is: 4,913.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068.90 : 16,601.31 = 3,275.86 : x
  2. Step 2: Convert to fraction form
    11,068.90/16,601.31 = 3,275.86/x
  3. Step 3: Cross multiply
    11,068.90x = 16,601.31 × 3,275.86
  4. Step 4: Simplify right side
    11,068.90x = 54,383,567.38
  5. Step 5: Solve for x
    x = 54,383,567.38/11,068.90
  6. Step 6: Final answer
    x = 4,913.19

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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.