Home / 12,133.13-16,741.89-6,827.83

Finding the Fourth Proportional to 12,133.13, 16,741.89 and 6,827.83

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Solution

The fourth proportional to 12,133.13, 16,741.89 and 6,827.83 is: 9,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,133.13 : 16,741.89 = 6,827.83 : x
  2. Step 2: Convert to fraction form
    12,133.13/16,741.89 = 6,827.83/x
  3. Step 3: Cross multiply
    12,133.13x = 16,741.89 × 6,827.83
  4. Step 4: Simplify right side
    12,133.13x = 114,310,736.94
  5. Step 5: Solve for x
    x = 114,310,736.94/12,133.13
  6. Step 6: Final answer
    x = 9,421.38

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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.