Home / 7,893.54-11,841.39-3,510.90

Finding the Fourth Proportional to 7,893.54, 11,841.39 and 3,510.90

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Solution

The fourth proportional to 7,893.54, 11,841.39 and 3,510.90 is: 5,266.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893.54 : 11,841.39 = 3,510.90 : x
  2. Step 2: Convert to fraction form
    7,893.54/11,841.39 = 3,510.90/x
  3. Step 3: Cross multiply
    7,893.54x = 11,841.39 × 3,510.90
  4. Step 4: Simplify right side
    7,893.54x = 41,573,936.15
  5. Step 5: Solve for x
    x = 41,573,936.15/7,893.54
  6. Step 6: Final answer
    x = 5,266.83

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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.