Home / 3,382.37-4,667.36-1,890.08

Finding the Fourth Proportional to 3,382.37, 4,667.36 and 1,890.08

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Solution

The fourth proportional to 3,382.37, 4,667.36 and 1,890.08 is: 2,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.37 : 4,667.36 = 1,890.08 : x
  2. Step 2: Convert to fraction form
    3,382.37/4,667.36 = 1,890.08/x
  3. Step 3: Cross multiply
    3,382.37x = 4,667.36 × 1,890.08
  4. Step 4: Simplify right side
    3,382.37x = 8,821,651.00
  5. Step 5: Solve for x
    x = 8,821,651.00/3,382.37
  6. Step 6: Final answer
    x = 2,608.13

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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.