Home / 10,786.57-16,186.14-4,546.19

Finding the Fourth Proportional to 10,786.57, 16,186.14 and 4,546.19

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Solution

The fourth proportional to 10,786.57, 16,186.14 and 4,546.19 is: 6,821.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.57 : 16,186.14 = 4,546.19 : x
  2. Step 2: Convert to fraction form
    10,786.57/16,186.14 = 4,546.19/x
  3. Step 3: Cross multiply
    10,786.57x = 16,186.14 × 4,546.19
  4. Step 4: Simplify right side
    10,786.57x = 73,585,308.27
  5. Step 5: Solve for x
    x = 73,585,308.27/10,786.57
  6. Step 6: Final answer
    x = 6,821.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.