Home / 3,166.08-4,369.44-1,840.08

Finding the Fourth Proportional to 3,166.08, 4,369.44 and 1,840.08

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Solution

The fourth proportional to 3,166.08, 4,369.44 and 1,840.08 is: 2,539.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.08 : 4,369.44 = 1,840.08 : x
  2. Step 2: Convert to fraction form
    3,166.08/4,369.44 = 1,840.08/x
  3. Step 3: Cross multiply
    3,166.08x = 4,369.44 × 1,840.08
  4. Step 4: Simplify right side
    3,166.08x = 8,040,119.16
  5. Step 5: Solve for x
    x = 8,040,119.16/3,166.08
  6. Step 6: Final answer
    x = 2,539.46

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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.