Home / 3,297.29-4,550.17-1,805.20

Finding the Fourth Proportional to 3,297.29, 4,550.17 and 1,805.20

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Solution

The fourth proportional to 3,297.29, 4,550.17 and 1,805.20 is: 2,491.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.29 : 4,550.17 = 1,805.20 : x
  2. Step 2: Convert to fraction form
    3,297.29/4,550.17 = 1,805.20/x
  3. Step 3: Cross multiply
    3,297.29x = 4,550.17 × 1,805.20
  4. Step 4: Simplify right side
    3,297.29x = 8,213,966.88
  5. Step 5: Solve for x
    x = 8,213,966.88/3,297.29
  6. Step 6: Final answer
    x = 2,491.13

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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.