Home / 3,297.16-4,549.89-1,805.11

Finding the Fourth Proportional to 3,297.16, 4,549.89 and 1,805.11

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Solution

The fourth proportional to 3,297.16, 4,549.89 and 1,805.11 is: 2,490.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.16 : 4,549.89 = 1,805.11 : x
  2. Step 2: Convert to fraction form
    3,297.16/4,549.89 = 1,805.11/x
  3. Step 3: Cross multiply
    3,297.16x = 4,549.89 × 1,805.11
  4. Step 4: Simplify right side
    3,297.16x = 8,213,051.94
  5. Step 5: Solve for x
    x = 8,213,051.94/3,297.16
  6. Step 6: Final answer
    x = 2,490.95

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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.