Home / 3,282.17-4,529.25-1,790.05

Finding the Fourth Proportional to 3,282.17, 4,529.25 and 1,790.05

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Solution

The fourth proportional to 3,282.17, 4,529.25 and 1,790.05 is: 2,470.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.17 : 4,529.25 = 1,790.05 : x
  2. Step 2: Convert to fraction form
    3,282.17/4,529.25 = 1,790.05/x
  3. Step 3: Cross multiply
    3,282.17x = 4,529.25 × 1,790.05
  4. Step 4: Simplify right side
    3,282.17x = 8,107,572.64
  5. Step 5: Solve for x
    x = 8,107,572.64/3,282.17
  6. Step 6: Final answer
    x = 2,470.19

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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.