Home / 3,495.71-5,245.40-2,262.80

Finding the Fourth Proportional to 3,495.71, 5,245.40 and 2,262.80

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Solution

The fourth proportional to 3,495.71, 5,245.40 and 2,262.80 is: 3,395.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.71 : 5,245.40 = 2,262.80 : x
  2. Step 2: Convert to fraction form
    3,495.71/5,245.40 = 2,262.80/x
  3. Step 3: Cross multiply
    3,495.71x = 5,245.40 × 2,262.80
  4. Step 4: Simplify right side
    3,495.71x = 11,869,309.89
  5. Step 5: Solve for x
    x = 11,869,309.89/3,495.71
  6. Step 6: Final answer
    x = 3,395.39

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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.