Home / 3,215.26-4,823.47-1,136.48

Finding the Fourth Proportional to 3,215.26, 4,823.47 and 1,136.48

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Solution

The fourth proportional to 3,215.26, 4,823.47 and 1,136.48 is: 1,704.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.26 : 4,823.47 = 1,136.48 : x
  2. Step 2: Convert to fraction form
    3,215.26/4,823.47 = 1,136.48/x
  3. Step 3: Cross multiply
    3,215.26x = 4,823.47 × 1,136.48
  4. Step 4: Simplify right side
    3,215.26x = 5,481,777.19
  5. Step 5: Solve for x
    x = 5,481,777.19/3,215.26
  6. Step 6: Final answer
    x = 1,704.93

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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.