Home / 11,842.68-16,342.47-6,537.38

Finding the Fourth Proportional to 11,842.68, 16,342.47 and 6,537.38

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Solution

The fourth proportional to 11,842.68, 16,342.47 and 6,537.38 is: 9,021.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842.68 : 16,342.47 = 6,537.38 : x
  2. Step 2: Convert to fraction form
    11,842.68/16,342.47 = 6,537.38/x
  3. Step 3: Cross multiply
    11,842.68x = 16,342.47 × 6,537.38
  4. Step 4: Simplify right side
    11,842.68x = 106,837,001.90
  5. Step 5: Solve for x
    x = 106,837,001.90/11,842.68
  6. Step 6: Final answer
    x = 9,021.35

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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.