Home / 3,382.34-4,667.17-1,890.07

Finding the Fourth Proportional to 3,382.34, 4,667.17 and 1,890.07

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Solution

The fourth proportional to 3,382.34, 4,667.17 and 1,890.07 is: 2,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.34 : 4,667.17 = 1,890.07 : x
  2. Step 2: Convert to fraction form
    3,382.34/4,667.17 = 1,890.07/x
  3. Step 3: Cross multiply
    3,382.34x = 4,667.17 × 1,890.07
  4. Step 4: Simplify right side
    3,382.34x = 8,821,278.00
  5. Step 5: Solve for x
    x = 8,821,278.00/3,382.34
  6. Step 6: Final answer
    x = 2,608.04

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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.