Home / 11,645.04-16,089-8,123.97

Finding the Fourth Proportional to 11,645.04, 16,089 and 8,123.97

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Solution

The fourth proportional to 11,645.04, 16,089 and 8,123.97 is: 11,224.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,645.04 : 16,089 = 8,123.97 : x
  2. Step 2: Convert to fraction form
    11,645.04/16,089 = 8,123.97/x
  3. Step 3: Cross multiply
    11,645.04x = 16,089 × 8,123.97
  4. Step 4: Simplify right side
    11,645.04x = 130,706,553.33
  5. Step 5: Solve for x
    x = 130,706,553.33/11,645.04
  6. Step 6: Final answer
    x = 11,224.23

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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.