Home / 3,271.85-4,514.75-2,211.92

Finding the Fourth Proportional to 3,271.85, 4,514.75 and 2,211.92

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Solution

The fourth proportional to 3,271.85, 4,514.75 and 2,211.92 is: 3,052.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.85 : 4,514.75 = 2,211.92 : x
  2. Step 2: Convert to fraction form
    3,271.85/4,514.75 = 2,211.92/x
  3. Step 3: Cross multiply
    3,271.85x = 4,514.75 × 2,211.92
  4. Step 4: Simplify right side
    3,271.85x = 9,986,266.05
  5. Step 5: Solve for x
    x = 9,986,266.05/3,271.85
  6. Step 6: Final answer
    x = 3,052.17

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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.