Home / 2,816.93-4,226.30-1,355.29

Finding the Fourth Proportional to 2,816.93, 4,226.30 and 1,355.29

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Solution

The fourth proportional to 2,816.93, 4,226.30 and 1,355.29 is: 2,033.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816.93 : 4,226.30 = 1,355.29 : x
  2. Step 2: Convert to fraction form
    2,816.93/4,226.30 = 1,355.29/x
  3. Step 3: Cross multiply
    2,816.93x = 4,226.30 × 1,355.29
  4. Step 4: Simplify right side
    2,816.93x = 5,727,834.22
  5. Step 5: Solve for x
    x = 5,727,834.22/2,816.93
  6. Step 6: Final answer
    x = 2,033.36

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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.