Home / 3,216.86-4,816.83-2,588.81

Finding the Fourth Proportional to 3,216.86, 4,816.83 and 2,588.81

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Solution

The fourth proportional to 3,216.86, 4,816.83 and 2,588.81 is: 3,876.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.86 : 4,816.83 = 2,588.81 : x
  2. Step 2: Convert to fraction form
    3,216.86/4,816.83 = 2,588.81/x
  3. Step 3: Cross multiply
    3,216.86x = 4,816.83 × 2,588.81
  4. Step 4: Simplify right side
    3,216.86x = 12,469,857.67
  5. Step 5: Solve for x
    x = 12,469,857.67/3,216.86
  6. Step 6: Final answer
    x = 3,876.41

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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.