Home / 12,083.74-16,691.61-9,464.02

Finding the Fourth Proportional to 12,083.74, 16,691.61 and 9,464.02

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Solution

The fourth proportional to 12,083.74, 16,691.61 and 9,464.02 is: 13,072.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083.74 : 16,691.61 = 9,464.02 : x
  2. Step 2: Convert to fraction form
    12,083.74/16,691.61 = 9,464.02/x
  3. Step 3: Cross multiply
    12,083.74x = 16,691.61 × 9,464.02
  4. Step 4: Simplify right side
    12,083.74x = 157,969,730.87
  5. Step 5: Solve for x
    x = 157,969,730.87/12,083.74
  6. Step 6: Final answer
    x = 13,072.92

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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.