Home / 8,305.62-12,464.34-4,610.80

Finding the Fourth Proportional to 8,305.62, 12,464.34 and 4,610.80

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Solution

The fourth proportional to 8,305.62, 12,464.34 and 4,610.80 is: 6,919.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.62 : 12,464.34 = 4,610.80 : x
  2. Step 2: Convert to fraction form
    8,305.62/12,464.34 = 4,610.80/x
  3. Step 3: Cross multiply
    8,305.62x = 12,464.34 × 4,610.80
  4. Step 4: Simplify right side
    8,305.62x = 57,470,578.87
  5. Step 5: Solve for x
    x = 57,470,578.87/8,305.62
  6. Step 6: Final answer
    x = 6,919.48

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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.