Home / 2,795.67-4,190.56-946.14

Finding the Fourth Proportional to 2,795.67, 4,190.56 and 946.14

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Solution

The fourth proportional to 2,795.67, 4,190.56 and 946.14 is: 1,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.67 : 4,190.56 = 946.14 : x
  2. Step 2: Convert to fraction form
    2,795.67/4,190.56 = 946.14/x
  3. Step 3: Cross multiply
    2,795.67x = 4,190.56 × 946.14
  4. Step 4: Simplify right side
    2,795.67x = 3,964,856.44
  5. Step 5: Solve for x
    x = 3,964,856.44/2,795.67
  6. Step 6: Final answer
    x = 1,418.21

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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.