Home / 3,019.14-4,166.64-1,840.19

Finding the Fourth Proportional to 3,019.14, 4,166.64 and 1,840.19

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Solution

The fourth proportional to 3,019.14, 4,166.64 and 1,840.19 is: 2,539.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.14 : 4,166.64 = 1,840.19 : x
  2. Step 2: Convert to fraction form
    3,019.14/4,166.64 = 1,840.19/x
  3. Step 3: Cross multiply
    3,019.14x = 4,166.64 × 1,840.19
  4. Step 4: Simplify right side
    3,019.14x = 7,667,388.43
  5. Step 5: Solve for x
    x = 7,667,388.43/3,019.14
  6. Step 6: Final answer
    x = 2,539.59

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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.