Home / 10,786.08-16,172.27-4,550.39

Finding the Fourth Proportional to 10,786.08, 16,172.27 and 4,550.39

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Solution

The fourth proportional to 10,786.08, 16,172.27 and 4,550.39 is: 6,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.08 : 16,172.27 = 4,550.39 : x
  2. Step 2: Convert to fraction form
    10,786.08/16,172.27 = 4,550.39/x
  3. Step 3: Cross multiply
    10,786.08x = 16,172.27 × 4,550.39
  4. Step 4: Simplify right side
    10,786.08x = 73,590,135.69
  5. Step 5: Solve for x
    x = 73,590,135.69/10,786.08
  6. Step 6: Final answer
    x = 6,822.70

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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.