Home / 11,878.22-16,391.73-6,573.02

Finding the Fourth Proportional to 11,878.22, 16,391.73 and 6,573.02

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Solution

The fourth proportional to 11,878.22, 16,391.73 and 6,573.02 is: 9,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878.22 : 16,391.73 = 6,573.02 : x
  2. Step 2: Convert to fraction form
    11,878.22/16,391.73 = 6,573.02/x
  3. Step 3: Cross multiply
    11,878.22x = 16,391.73 × 6,573.02
  4. Step 4: Simplify right side
    11,878.22x = 107,743,169.12
  5. Step 5: Solve for x
    x = 107,743,169.12/11,878.22
  6. Step 6: Final answer
    x = 9,070.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.