Home / 6,231.38-8,598.75-3,578.54

Finding the Fourth Proportional to 6,231.38, 8,598.75 and 3,578.54

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Solution

The fourth proportional to 6,231.38, 8,598.75 and 3,578.54 is: 4,938.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.38 : 8,598.75 = 3,578.54 : x
  2. Step 2: Convert to fraction form
    6,231.38/8,598.75 = 3,578.54/x
  3. Step 3: Cross multiply
    6,231.38x = 8,598.75 × 3,578.54
  4. Step 4: Simplify right side
    6,231.38x = 30,770,970.83
  5. Step 5: Solve for x
    x = 30,770,970.83/6,231.38
  6. Step 6: Final answer
    x = 4,938.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.