Home / 11,231.94-16,832.79-6,222.51

Finding the Fourth Proportional to 11,231.94, 16,832.79 and 6,222.51

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Solution

The fourth proportional to 11,231.94, 16,832.79 and 6,222.51 is: 9,325.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.94 : 16,832.79 = 6,222.51 : x
  2. Step 2: Convert to fraction form
    11,231.94/16,832.79 = 6,222.51/x
  3. Step 3: Cross multiply
    11,231.94x = 16,832.79 × 6,222.51
  4. Step 4: Simplify right side
    11,231.94x = 104,742,204.10
  5. Step 5: Solve for x
    x = 104,742,204.10/11,231.94
  6. Step 6: Final answer
    x = 9,325.39

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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.