Home / 11,784.85-17,682.53-5,867.65

Finding the Fourth Proportional to 11,784.85, 17,682.53 and 5,867.65

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Solution

The fourth proportional to 11,784.85, 17,682.53 and 5,867.65 is: 8,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784.85 : 17,682.53 = 5,867.65 : x
  2. Step 2: Convert to fraction form
    11,784.85/17,682.53 = 5,867.65/x
  3. Step 3: Cross multiply
    11,784.85x = 17,682.53 × 5,867.65
  4. Step 4: Simplify right side
    11,784.85x = 103,754,897.15
  5. Step 5: Solve for x
    x = 103,754,897.15/11,784.85
  6. Step 6: Final answer
    x = 8,804.09

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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.