Home / 12,171.08-16,796.02-6,581.96

Finding the Fourth Proportional to 12,171.08, 16,796.02 and 6,581.96

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Solution

The fourth proportional to 12,171.08, 16,796.02 and 6,581.96 is: 9,083.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171.08 : 16,796.02 = 6,581.96 : x
  2. Step 2: Convert to fraction form
    12,171.08/16,796.02 = 6,581.96/x
  3. Step 3: Cross multiply
    12,171.08x = 16,796.02 × 6,581.96
  4. Step 4: Simplify right side
    12,171.08x = 110,550,731.80
  5. Step 5: Solve for x
    x = 110,550,731.80/12,171.08
  6. Step 6: Final answer
    x = 9,083.07

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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.