Home / 3,309.42-4,566.77-1,817.03

Finding the Fourth Proportional to 3,309.42, 4,566.77 and 1,817.03

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Solution

The fourth proportional to 3,309.42, 4,566.77 and 1,817.03 is: 2,507.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.42 : 4,566.77 = 1,817.03 : x
  2. Step 2: Convert to fraction form
    3,309.42/4,566.77 = 1,817.03/x
  3. Step 3: Cross multiply
    3,309.42x = 4,566.77 × 1,817.03
  4. Step 4: Simplify right side
    3,309.42x = 8,297,974.05
  5. Step 5: Solve for x
    x = 8,297,974.05/3,309.42
  6. Step 6: Final answer
    x = 2,507.38

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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.