Home / 3,297.10-4,549.99-1,805.00

Finding the Fourth Proportional to 3,297.10, 4,549.99 and 1,805.00

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Solution

The fourth proportional to 3,297.10, 4,549.99 and 1,805.00 is: 2,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.10 : 4,549.99 = 1,805.00 : x
  2. Step 2: Convert to fraction form
    3,297.10/4,549.99 = 1,805.00/x
  3. Step 3: Cross multiply
    3,297.10x = 4,549.99 × 1,805.00
  4. Step 4: Simplify right side
    3,297.10x = 8,212,752.86
  5. Step 5: Solve for x
    x = 8,212,752.86/3,297.10
  6. Step 6: Final answer
    x = 2,490.90

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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.