Home / 3,271.38-4,511.48-2,943.33

Finding the Fourth Proportional to 3,271.38, 4,511.48 and 2,943.33

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Solution

The fourth proportional to 3,271.38, 4,511.48 and 2,943.33 is: 4,059.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.38 : 4,511.48 = 2,943.33 : x
  2. Step 2: Convert to fraction form
    3,271.38/4,511.48 = 2,943.33/x
  3. Step 3: Cross multiply
    3,271.38x = 4,511.48 × 2,943.33
  4. Step 4: Simplify right side
    3,271.38x = 13,278,759.71
  5. Step 5: Solve for x
    x = 13,278,759.71/3,271.38
  6. Step 6: Final answer
    x = 4,059.07

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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.