Home / 8,550.36-12,816.90-3,284.28

Finding the Fourth Proportional to 8,550.36, 12,816.90 and 3,284.28

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Solution

The fourth proportional to 8,550.36, 12,816.90 and 3,284.28 is: 4,923.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.36 : 12,816.90 = 3,284.28 : x
  2. Step 2: Convert to fraction form
    8,550.36/12,816.90 = 3,284.28/x
  3. Step 3: Cross multiply
    8,550.36x = 12,816.90 × 3,284.28
  4. Step 4: Simplify right side
    8,550.36x = 42,094,288.33
  5. Step 5: Solve for x
    x = 42,094,288.33/8,550.36
  6. Step 6: Final answer
    x = 4,923.10

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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.