Home / 3,705.09-5,546.56-2,239.80

Finding the Fourth Proportional to 3,705.09, 5,546.56 and 2,239.80

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Solution

The fourth proportional to 3,705.09, 5,546.56 and 2,239.80 is: 3,353.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.09 : 5,546.56 = 2,239.80 : x
  2. Step 2: Convert to fraction form
    3,705.09/5,546.56 = 2,239.80/x
  3. Step 3: Cross multiply
    3,705.09x = 5,546.56 × 2,239.80
  4. Step 4: Simplify right side
    3,705.09x = 12,423,185.09
  5. Step 5: Solve for x
    x = 12,423,185.09/3,705.09
  6. Step 6: Final answer
    x = 3,353.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.