Home / 4,097.67-6,147.72-1,907.70

Finding the Fourth Proportional to 4,097.67, 6,147.72 and 1,907.70

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Solution

The fourth proportional to 4,097.67, 6,147.72 and 1,907.70 is: 2,862.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097.67 : 6,147.72 = 1,907.70 : x
  2. Step 2: Convert to fraction form
    4,097.67/6,147.72 = 1,907.70/x
  3. Step 3: Cross multiply
    4,097.67x = 6,147.72 × 1,907.70
  4. Step 4: Simplify right side
    4,097.67x = 11,728,005.44
  5. Step 5: Solve for x
    x = 11,728,005.44/4,097.67
  6. Step 6: Final answer
    x = 2,862.12

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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.