Home / 3,309.43-4,566.84-1,817.29

Finding the Fourth Proportional to 3,309.43, 4,566.84 and 1,817.29

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Solution

The fourth proportional to 3,309.43, 4,566.84 and 1,817.29 is: 2,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.43 : 4,566.84 = 1,817.29 : x
  2. Step 2: Convert to fraction form
    3,309.43/4,566.84 = 1,817.29/x
  3. Step 3: Cross multiply
    3,309.43x = 4,566.84 × 1,817.29
  4. Step 4: Simplify right side
    3,309.43x = 8,299,272.66
  5. Step 5: Solve for x
    x = 8,299,272.66/3,309.43
  6. Step 6: Final answer
    x = 2,507.76

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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.