Home / 4,621.53-6,912.84-3,690.03

Finding the Fourth Proportional to 4,621.53, 6,912.84 and 3,690.03

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Solution

The fourth proportional to 4,621.53, 6,912.84 and 3,690.03 is: 5,519.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.53 : 6,912.84 = 3,690.03 : x
  2. Step 2: Convert to fraction form
    4,621.53/6,912.84 = 3,690.03/x
  3. Step 3: Cross multiply
    4,621.53x = 6,912.84 × 3,690.03
  4. Step 4: Simplify right side
    4,621.53x = 25,508,586.99
  5. Step 5: Solve for x
    x = 25,508,586.99/4,621.53
  6. Step 6: Final answer
    x = 5,519.51

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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.