Home / 3,136.74-4,701.06-1,493.79

Finding the Fourth Proportional to 3,136.74, 4,701.06 and 1,493.79

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Solution

The fourth proportional to 3,136.74, 4,701.06 and 1,493.79 is: 2,238.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.74 : 4,701.06 = 1,493.79 : x
  2. Step 2: Convert to fraction form
    3,136.74/4,701.06 = 1,493.79/x
  3. Step 3: Cross multiply
    3,136.74x = 4,701.06 × 1,493.79
  4. Step 4: Simplify right side
    3,136.74x = 7,022,396.42
  5. Step 5: Solve for x
    x = 7,022,396.42/3,136.74
  6. Step 6: Final answer
    x = 2,238.76

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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.