Home / 3,297.42-4,550.64-1,805.34

Finding the Fourth Proportional to 3,297.42, 4,550.64 and 1,805.34

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Solution

The fourth proportional to 3,297.42, 4,550.64 and 1,805.34 is: 2,491.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.42 : 4,550.64 = 1,805.34 : x
  2. Step 2: Convert to fraction form
    3,297.42/4,550.64 = 1,805.34/x
  3. Step 3: Cross multiply
    3,297.42x = 4,550.64 × 1,805.34
  4. Step 4: Simplify right side
    3,297.42x = 8,215,452.42
  5. Step 5: Solve for x
    x = 8,215,452.42/3,297.42
  6. Step 6: Final answer
    x = 2,491.48

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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.