Home / 3,136.98-4,324.41-2,472.51

Finding the Fourth Proportional to 3,136.98, 4,324.41 and 2,472.51

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Solution

The fourth proportional to 3,136.98, 4,324.41 and 2,472.51 is: 3,408.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.98 : 4,324.41 = 2,472.51 : x
  2. Step 2: Convert to fraction form
    3,136.98/4,324.41 = 2,472.51/x
  3. Step 3: Cross multiply
    3,136.98x = 4,324.41 × 2,472.51
  4. Step 4: Simplify right side
    3,136.98x = 10,692,146.97
  5. Step 5: Solve for x
    x = 10,692,146.97/3,136.98
  6. Step 6: Final answer
    x = 3,408.42

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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.