Home / 3,309.18-4,561.59-2,609.34

Finding the Fourth Proportional to 3,309.18, 4,561.59 and 2,609.34

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Solution

The fourth proportional to 3,309.18, 4,561.59 and 2,609.34 is: 3,596.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.18 : 4,561.59 = 2,609.34 : x
  2. Step 2: Convert to fraction form
    3,309.18/4,561.59 = 2,609.34/x
  3. Step 3: Cross multiply
    3,309.18x = 4,561.59 × 2,609.34
  4. Step 4: Simplify right side
    3,309.18x = 11,902,739.25
  5. Step 5: Solve for x
    x = 11,902,739.25/3,309.18
  6. Step 6: Final answer
    x = 3,596.88

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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.