Home / 12,084.92-16,676.09-7,049.57

Finding the Fourth Proportional to 12,084.92, 16,676.09 and 7,049.57

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Solution

The fourth proportional to 12,084.92, 16,676.09 and 7,049.57 is: 9,727.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084.92 : 16,676.09 = 7,049.57 : x
  2. Step 2: Convert to fraction form
    12,084.92/16,676.09 = 7,049.57/x
  3. Step 3: Cross multiply
    12,084.92x = 16,676.09 × 7,049.57
  4. Step 4: Simplify right side
    12,084.92x = 117,559,270.22
  5. Step 5: Solve for x
    x = 117,559,270.22/12,084.92
  6. Step 6: Final answer
    x = 9,727.77

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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.