Home / 11,665.90-17,516.37-6,673.91

Finding the Fourth Proportional to 11,665.90, 17,516.37 and 6,673.91

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Solution

The fourth proportional to 11,665.90, 17,516.37 and 6,673.91 is: 10,020.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665.90 : 17,516.37 = 6,673.91 : x
  2. Step 2: Convert to fraction form
    11,665.90/17,516.37 = 6,673.91/x
  3. Step 3: Cross multiply
    11,665.90x = 17,516.37 × 6,673.91
  4. Step 4: Simplify right side
    11,665.90x = 116,902,620.21
  5. Step 5: Solve for x
    x = 116,902,620.21/11,665.90
  6. Step 6: Final answer
    x = 10,020.88

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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.