Home / 4,608.54-6,912.78-2,760.18

Finding the Fourth Proportional to 4,608.54, 6,912.78 and 2,760.18

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Solution

The fourth proportional to 4,608.54, 6,912.78 and 2,760.18 is: 4,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.54 : 6,912.78 = 2,760.18 : x
  2. Step 2: Convert to fraction form
    4,608.54/6,912.78 = 2,760.18/x
  3. Step 3: Cross multiply
    4,608.54x = 6,912.78 × 2,760.18
  4. Step 4: Simplify right side
    4,608.54x = 19,080,517.10
  5. Step 5: Solve for x
    x = 19,080,517.10/4,608.54
  6. Step 6: Final answer
    x = 4,140.25

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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.