Home / 3,211.50-4,818.22-2,276.26

Finding the Fourth Proportional to 3,211.50, 4,818.22 and 2,276.26

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Solution

The fourth proportional to 3,211.50, 4,818.22 and 2,276.26 is: 3,415.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.50 : 4,818.22 = 2,276.26 : x
  2. Step 2: Convert to fraction form
    3,211.50/4,818.22 = 2,276.26/x
  3. Step 3: Cross multiply
    3,211.50x = 4,818.22 × 2,276.26
  4. Step 4: Simplify right side
    3,211.50x = 10,967,503.06
  5. Step 5: Solve for x
    x = 10,967,503.06/3,211.50
  6. Step 6: Final answer
    x = 3,415.07

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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.