Home / 8,059.39-11,121.36-4,474.55

Finding the Fourth Proportional to 8,059.39, 11,121.36 and 4,474.55

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Solution

The fourth proportional to 8,059.39, 11,121.36 and 4,474.55 is: 6,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059.39 : 11,121.36 = 4,474.55 : x
  2. Step 2: Convert to fraction form
    8,059.39/11,121.36 = 4,474.55/x
  3. Step 3: Cross multiply
    8,059.39x = 11,121.36 × 4,474.55
  4. Step 4: Simplify right side
    8,059.39x = 49,763,081.39
  5. Step 5: Solve for x
    x = 49,763,081.39/8,059.39
  6. Step 6: Final answer
    x = 6,174.55

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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.