Home / 2,834.66-4,252.64-1,103.28

Finding the Fourth Proportional to 2,834.66, 4,252.64 and 1,103.28

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Solution

The fourth proportional to 2,834.66, 4,252.64 and 1,103.28 is: 1,655.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.66 : 4,252.64 = 1,103.28 : x
  2. Step 2: Convert to fraction form
    2,834.66/4,252.64 = 1,103.28/x
  3. Step 3: Cross multiply
    2,834.66x = 4,252.64 × 1,103.28
  4. Step 4: Simplify right side
    2,834.66x = 4,691,847.14
  5. Step 5: Solve for x
    x = 4,691,847.14/2,834.66
  6. Step 6: Final answer
    x = 1,655.17

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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.