Home / 3,297.36-4,550.28-1,805.28

Finding the Fourth Proportional to 3,297.36, 4,550.28 and 1,805.28

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Solution

The fourth proportional to 3,297.36, 4,550.28 and 1,805.28 is: 2,491.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.36 : 4,550.28 = 1,805.28 : x
  2. Step 2: Convert to fraction form
    3,297.36/4,550.28 = 1,805.28/x
  3. Step 3: Cross multiply
    3,297.36x = 4,550.28 × 1,805.28
  4. Step 4: Simplify right side
    3,297.36x = 8,214,529.48
  5. Step 5: Solve for x
    x = 8,214,529.48/3,297.36
  6. Step 6: Final answer
    x = 2,491.24

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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.