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Finding the Fourth Proportional to 11,842.44, 16,341.18 and 7,062.65

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Solution

The fourth proportional to 11,842.44, 16,341.18 and 7,062.65 is: 9,745.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842.44 : 16,341.18 = 7,062.65 : x
  2. Step 2: Convert to fraction form
    11,842.44/16,341.18 = 7,062.65/x
  3. Step 3: Cross multiply
    11,842.44x = 16,341.18 × 7,062.65
  4. Step 4: Simplify right side
    11,842.44x = 115,412,093.57
  5. Step 5: Solve for x
    x = 115,412,093.57/11,842.44
  6. Step 6: Final answer
    x = 9,745.63

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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.