Home / 6,207.37-8,578.46-5,086.54

Finding the Fourth Proportional to 6,207.37, 8,578.46 and 5,086.54

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Solution

The fourth proportional to 6,207.37, 8,578.46 and 5,086.54 is: 7,029.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207.37 : 8,578.46 = 5,086.54 : x
  2. Step 2: Convert to fraction form
    6,207.37/8,578.46 = 5,086.54/x
  3. Step 3: Cross multiply
    6,207.37x = 8,578.46 × 5,086.54
  4. Step 4: Simplify right side
    6,207.37x = 43,634,679.93
  5. Step 5: Solve for x
    x = 43,634,679.93/6,207.37
  6. Step 6: Final answer
    x = 7,029.50

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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.