Home / 6,320.73-9,481.25-1,938.23

Finding the Fourth Proportional to 6,320.73, 9,481.25 and 1,938.23

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Solution

The fourth proportional to 6,320.73, 9,481.25 and 1,938.23 is: 2,907.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.73 : 9,481.25 = 1,938.23 : x
  2. Step 2: Convert to fraction form
    6,320.73/9,481.25 = 1,938.23/x
  3. Step 3: Cross multiply
    6,320.73x = 9,481.25 × 1,938.23
  4. Step 4: Simplify right side
    6,320.73x = 18,376,836.18
  5. Step 5: Solve for x
    x = 18,376,836.18/6,320.73
  6. Step 6: Final answer
    x = 2,907.39

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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.