Home / 3,382.06-4,667.34-1,984.81

Finding the Fourth Proportional to 3,382.06, 4,667.34 and 1,984.81

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Solution

The fourth proportional to 3,382.06, 4,667.34 and 1,984.81 is: 2,739.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.06 : 4,667.34 = 1,984.81 : x
  2. Step 2: Convert to fraction form
    3,382.06/4,667.34 = 1,984.81/x
  3. Step 3: Cross multiply
    3,382.06x = 4,667.34 × 1,984.81
  4. Step 4: Simplify right side
    3,382.06x = 9,263,783.11
  5. Step 5: Solve for x
    x = 9,263,783.11/3,382.06
  6. Step 6: Final answer
    x = 2,739.09

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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.