Home / 12,171.12-16,796.13-6,582.12

Finding the Fourth Proportional to 12,171.12, 16,796.13 and 6,582.12

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Solution

The fourth proportional to 12,171.12, 16,796.13 and 6,582.12 is: 9,083.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171.12 : 16,796.13 = 6,582.12 : x
  2. Step 2: Convert to fraction form
    12,171.12/16,796.13 = 6,582.12/x
  3. Step 3: Cross multiply
    12,171.12x = 16,796.13 × 6,582.12
  4. Step 4: Simplify right side
    12,171.12x = 110,554,143.20
  5. Step 5: Solve for x
    x = 110,554,143.20/12,171.12
  6. Step 6: Final answer
    x = 9,083.32

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1.5x scale

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.