Home / 4,012.98-6,010.65-3,311.70

Finding the Fourth Proportional to 4,012.98, 6,010.65 and 3,311.70

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Solution

The fourth proportional to 4,012.98, 6,010.65 and 3,311.70 is: 4,960.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.98 : 6,010.65 = 3,311.70 : x
  2. Step 2: Convert to fraction form
    4,012.98/6,010.65 = 3,311.70/x
  3. Step 3: Cross multiply
    4,012.98x = 6,010.65 × 3,311.70
  4. Step 4: Simplify right side
    4,012.98x = 19,905,469.61
  5. Step 5: Solve for x
    x = 19,905,469.61/4,012.98
  6. Step 6: Final answer
    x = 4,960.27

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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.