Home / 11,279.93-16,912.42-6,011.60

Finding the Fourth Proportional to 11,279.93, 16,912.42 and 6,011.60

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Solution

The fourth proportional to 11,279.93, 16,912.42 and 6,011.60 is: 9,013.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,279.93 : 16,912.42 = 6,011.60 : x
  2. Step 2: Convert to fraction form
    11,279.93/16,912.42 = 6,011.60/x
  3. Step 3: Cross multiply
    11,279.93x = 16,912.42 × 6,011.60
  4. Step 4: Simplify right side
    11,279.93x = 101,670,604.48
  5. Step 5: Solve for x
    x = 101,670,604.48/11,279.93
  6. Step 6: Final answer
    x = 9,013.41

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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.