Home / 3,297.47-4,550.56-1,805.36

Finding the Fourth Proportional to 3,297.47, 4,550.56 and 1,805.36

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Solution

The fourth proportional to 3,297.47, 4,550.56 and 1,805.36 is: 2,491.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.47 : 4,550.56 = 1,805.36 : x
  2. Step 2: Convert to fraction form
    3,297.47/4,550.56 = 1,805.36/x
  3. Step 3: Cross multiply
    3,297.47x = 4,550.56 × 1,805.36
  4. Step 4: Simplify right side
    3,297.47x = 8,215,367.22
  5. Step 5: Solve for x
    x = 8,215,367.22/3,297.47
  6. Step 6: Final answer
    x = 2,491.42

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1.5x scale

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.