Home / 10,936.26-16,409.75-6,775.16

Finding the Fourth Proportional to 10,936.26, 16,409.75 and 6,775.16

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Solution

The fourth proportional to 10,936.26, 16,409.75 and 6,775.16 is: 10,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.26 : 16,409.75 = 6,775.16 : x
  2. Step 2: Convert to fraction form
    10,936.26/16,409.75 = 6,775.16/x
  3. Step 3: Cross multiply
    10,936.26x = 16,409.75 × 6,775.16
  4. Step 4: Simplify right side
    10,936.26x = 111,178,565.89
  5. Step 5: Solve for x
    x = 111,178,565.89/10,936.26
  6. Step 6: Final answer
    x = 10,166.05

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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.