Home / 3,166.24-4,369.72-1,839.84

Finding the Fourth Proportional to 3,166.24, 4,369.72 and 1,839.84

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Solution

The fourth proportional to 3,166.24, 4,369.72 and 1,839.84 is: 2,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.24 : 4,369.72 = 1,839.84 : x
  2. Step 2: Convert to fraction form
    3,166.24/4,369.72 = 1,839.84/x
  3. Step 3: Cross multiply
    3,166.24x = 4,369.72 × 1,839.84
  4. Step 4: Simplify right side
    3,166.24x = 8,039,585.64
  5. Step 5: Solve for x
    x = 8,039,585.64/3,166.24
  6. Step 6: Final answer
    x = 2,539.16

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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.