Home / 3,243.84-4,858.08-2,511.68

Finding the Fourth Proportional to 3,243.84, 4,858.08 and 2,511.68

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Solution

The fourth proportional to 3,243.84, 4,858.08 and 2,511.68 is: 3,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.84 : 4,858.08 = 2,511.68 : x
  2. Step 2: Convert to fraction form
    3,243.84/4,858.08 = 2,511.68/x
  3. Step 3: Cross multiply
    3,243.84x = 4,858.08 × 2,511.68
  4. Step 4: Simplify right side
    3,243.84x = 12,201,942.37
  5. Step 5: Solve for x
    x = 12,201,942.37/3,243.84
  6. Step 6: Final answer
    x = 3,761.57

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1.5x scale

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.