Home / 3,271.90-4,513.24-2,328.97

Finding the Fourth Proportional to 3,271.90, 4,513.24 and 2,328.97

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Solution

The fourth proportional to 3,271.90, 4,513.24 and 2,328.97 is: 3,212.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.90 : 4,513.24 = 2,328.97 : x
  2. Step 2: Convert to fraction form
    3,271.90/4,513.24 = 2,328.97/x
  3. Step 3: Cross multiply
    3,271.90x = 4,513.24 × 2,328.97
  4. Step 4: Simplify right side
    3,271.90x = 10,511,200.56
  5. Step 5: Solve for x
    x = 10,511,200.56/3,271.90
  6. Step 6: Final answer
    x = 3,212.57

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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.