Home / 8,114.44-12,100.06-7,825.34

Finding the Fourth Proportional to 8,114.44, 12,100.06 and 7,825.34

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Solution

The fourth proportional to 8,114.44, 12,100.06 and 7,825.34 is: 11,668.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.44 : 12,100.06 = 7,825.34 : x
  2. Step 2: Convert to fraction form
    8,114.44/12,100.06 = 7,825.34/x
  3. Step 3: Cross multiply
    8,114.44x = 12,100.06 × 7,825.34
  4. Step 4: Simplify right side
    8,114.44x = 94,687,145.56
  5. Step 5: Solve for x
    x = 94,687,145.56/8,114.44
  6. Step 6: Final answer
    x = 11,668.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.