Home / 3,240.56-4,851.69-2,511.56

Finding the Fourth Proportional to 3,240.56, 4,851.69 and 2,511.56

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Solution

The fourth proportional to 3,240.56, 4,851.69 and 2,511.56 is: 3,760.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.56 : 4,851.69 = 2,511.56 : x
  2. Step 2: Convert to fraction form
    3,240.56/4,851.69 = 2,511.56/x
  3. Step 3: Cross multiply
    3,240.56x = 4,851.69 × 2,511.56
  4. Step 4: Simplify right side
    3,240.56x = 12,185,310.54
  5. Step 5: Solve for x
    x = 12,185,310.54/3,240.56
  6. Step 6: Final answer
    x = 3,760.25

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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.