Home / 11,172.93-16,733.70-6,231.63

Finding the Fourth Proportional to 11,172.93, 16,733.70 and 6,231.63

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Solution

The fourth proportional to 11,172.93, 16,733.70 and 6,231.63 is: 9,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.93 : 16,733.70 = 6,231.63 : x
  2. Step 2: Convert to fraction form
    11,172.93/16,733.70 = 6,231.63/x
  3. Step 3: Cross multiply
    11,172.93x = 16,733.70 × 6,231.63
  4. Step 4: Simplify right side
    11,172.93x = 104,278,226.93
  5. Step 5: Solve for x
    x = 104,278,226.93/11,172.93
  6. Step 6: Final answer
    x = 9,333.11

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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.