Home / 4,912.98-6,776.01-3,474.80

Finding the Fourth Proportional to 4,912.98, 6,776.01 and 3,474.80

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Solution

The fourth proportional to 4,912.98, 6,776.01 and 3,474.80 is: 4,792.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.98 : 6,776.01 = 3,474.80 : x
  2. Step 2: Convert to fraction form
    4,912.98/6,776.01 = 3,474.80/x
  3. Step 3: Cross multiply
    4,912.98x = 6,776.01 × 3,474.80
  4. Step 4: Simplify right side
    4,912.98x = 23,545,245.67
  5. Step 5: Solve for x
    x = 23,545,245.67/4,912.98
  6. Step 6: Final answer
    x = 4,792.46

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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.