Home / 11,433.25-17,143.62-6,174.55

Finding the Fourth Proportional to 11,433.25, 17,143.62 and 6,174.55

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Solution

The fourth proportional to 11,433.25, 17,143.62 and 6,174.55 is: 9,258.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,433.25 : 17,143.62 = 6,174.55 : x
  2. Step 2: Convert to fraction form
    11,433.25/17,143.62 = 6,174.55/x
  3. Step 3: Cross multiply
    11,433.25x = 17,143.62 × 6,174.55
  4. Step 4: Simplify right side
    11,433.25x = 105,854,138.87
  5. Step 5: Solve for x
    x = 105,854,138.87/11,433.25
  6. Step 6: Final answer
    x = 9,258.45

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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.