Home / 3,311.35-4,970.67-2,622.45

Finding the Fourth Proportional to 3,311.35, 4,970.67 and 2,622.45

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Solution

The fourth proportional to 3,311.35, 4,970.67 and 2,622.45 is: 3,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.35 : 4,970.67 = 2,622.45 : x
  2. Step 2: Convert to fraction form
    3,311.35/4,970.67 = 2,622.45/x
  3. Step 3: Cross multiply
    3,311.35x = 4,970.67 × 2,622.45
  4. Step 4: Simplify right side
    3,311.35x = 13,035,333.54
  5. Step 5: Solve for x
    x = 13,035,333.54/3,311.35
  6. Step 6: Final answer
    x = 3,936.56

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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.