Home / 11,778.47-17,667.62-3,013.37

Finding the Fourth Proportional to 11,778.47, 17,667.62 and 3,013.37

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Solution

The fourth proportional to 11,778.47, 17,667.62 and 3,013.37 is: 4,520.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778.47 : 17,667.62 = 3,013.37 : x
  2. Step 2: Convert to fraction form
    11,778.47/17,667.62 = 3,013.37/x
  3. Step 3: Cross multiply
    11,778.47x = 17,667.62 × 3,013.37
  4. Step 4: Simplify right side
    11,778.47x = 53,239,061.01
  5. Step 5: Solve for x
    x = 53,239,061.01/11,778.47
  6. Step 6: Final answer
    x = 4,520.03

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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.