Home / 11,842.75-16,342.68-6,537.45

Finding the Fourth Proportional to 11,842.75, 16,342.68 and 6,537.45

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Solution

The fourth proportional to 11,842.75, 16,342.68 and 6,537.45 is: 9,021.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842.75 : 16,342.68 = 6,537.45 : x
  2. Step 2: Convert to fraction form
    11,842.75/16,342.68 = 6,537.45/x
  3. Step 3: Cross multiply
    11,842.75x = 16,342.68 × 6,537.45
  4. Step 4: Simplify right side
    11,842.75x = 106,839,453.37
  5. Step 5: Solve for x
    x = 106,839,453.37/11,842.75
  6. Step 6: Final answer
    x = 9,021.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.