Home / 5,815.75-8,025.81-3,297.80

Finding the Fourth Proportional to 5,815.75, 8,025.81 and 3,297.80

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Solution

The fourth proportional to 5,815.75, 8,025.81 and 3,297.80 is: 4,551.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.75 : 8,025.81 = 3,297.80 : x
  2. Step 2: Convert to fraction form
    5,815.75/8,025.81 = 3,297.80/x
  3. Step 3: Cross multiply
    5,815.75x = 8,025.81 × 3,297.80
  4. Step 4: Simplify right side
    5,815.75x = 26,467,528.04
  5. Step 5: Solve for x
    x = 26,467,528.04/5,815.75
  6. Step 6: Final answer
    x = 4,551.01

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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.