Home / 11,609.82-17,417.79-6,670.62

Finding the Fourth Proportional to 11,609.82, 17,417.79 and 6,670.62

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Solution

The fourth proportional to 11,609.82, 17,417.79 and 6,670.62 is: 10,007.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.82 : 17,417.79 = 6,670.62 : x
  2. Step 2: Convert to fraction form
    11,609.82/17,417.79 = 6,670.62/x
  3. Step 3: Cross multiply
    11,609.82x = 17,417.79 × 6,670.62
  4. Step 4: Simplify right side
    11,609.82x = 116,187,458.33
  5. Step 5: Solve for x
    x = 116,187,458.33/11,609.82
  6. Step 6: Final answer
    x = 10,007.69

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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.