Home / 3,309.56-4,566.98-1,817.34

Finding the Fourth Proportional to 3,309.56, 4,566.98 and 1,817.34

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Solution

The fourth proportional to 3,309.56, 4,566.98 and 1,817.34 is: 2,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.56 : 4,566.98 = 1,817.34 : x
  2. Step 2: Convert to fraction form
    3,309.56/4,566.98 = 1,817.34/x
  3. Step 3: Cross multiply
    3,309.56x = 4,566.98 × 1,817.34
  4. Step 4: Simplify right side
    3,309.56x = 8,299,742.85
  5. Step 5: Solve for x
    x = 8,299,742.85/3,309.56
  6. Step 6: Final answer
    x = 2,507.81

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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.