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Finding the Fourth Proportional to 3,297.17, 4,550.10 and 1,805.10

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Solution

The fourth proportional to 3,297.17, 4,550.10 and 1,805.10 is: 2,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.17 : 4,550.10 = 1,805.10 : x
  2. Step 2: Convert to fraction form
    3,297.17/4,550.10 = 1,805.10/x
  3. Step 3: Cross multiply
    3,297.17x = 4,550.10 × 1,805.10
  4. Step 4: Simplify right side
    3,297.17x = 8,213,385.51
  5. Step 5: Solve for x
    x = 8,213,385.51/3,297.17
  6. Step 6: Final answer
    x = 2,491.04

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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.