Home / 6,106.42-9,144.70-5,514.78

Finding the Fourth Proportional to 6,106.42, 9,144.70 and 5,514.78

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Solution

The fourth proportional to 6,106.42, 9,144.70 and 5,514.78 is: 8,258.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.42 : 9,144.70 = 5,514.78 : x
  2. Step 2: Convert to fraction form
    6,106.42/9,144.70 = 5,514.78/x
  3. Step 3: Cross multiply
    6,106.42x = 9,144.70 × 5,514.78
  4. Step 4: Simplify right side
    6,106.42x = 50,430,994.88
  5. Step 5: Solve for x
    x = 50,430,994.88/6,106.42
  6. Step 6: Final answer
    x = 8,258.69

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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.