Home / 11,290.08-16,936.23-3,893.58

Finding the Fourth Proportional to 11,290.08, 16,936.23 and 3,893.58

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Solution

The fourth proportional to 11,290.08, 16,936.23 and 3,893.58 is: 5,840.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.08 : 16,936.23 = 3,893.58 : x
  2. Step 2: Convert to fraction form
    11,290.08/16,936.23 = 3,893.58/x
  3. Step 3: Cross multiply
    11,290.08x = 16,936.23 × 3,893.58
  4. Step 4: Simplify right side
    11,290.08x = 65,942,566.40
  5. Step 5: Solve for x
    x = 65,942,566.40/11,290.08
  6. Step 6: Final answer
    x = 5,840.75

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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.