Home / 3,166.74-4,369.94-1,840.23

Finding the Fourth Proportional to 3,166.74, 4,369.94 and 1,840.23

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Solution

The fourth proportional to 3,166.74, 4,369.94 and 1,840.23 is: 2,539.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.74 : 4,369.94 = 1,840.23 : x
  2. Step 2: Convert to fraction form
    3,166.74/4,369.94 = 1,840.23/x
  3. Step 3: Cross multiply
    3,166.74x = 4,369.94 × 1,840.23
  4. Step 4: Simplify right side
    3,166.74x = 8,041,694.69
  5. Step 5: Solve for x
    x = 8,041,694.69/3,166.74
  6. Step 6: Final answer
    x = 2,539.42

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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.