Home / 3,282.16-4,529.26-1,790.05

Finding the Fourth Proportional to 3,282.16, 4,529.26 and 1,790.05

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Solution

The fourth proportional to 3,282.16, 4,529.26 and 1,790.05 is: 2,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.16 : 4,529.26 = 1,790.05 : x
  2. Step 2: Convert to fraction form
    3,282.16/4,529.26 = 1,790.05/x
  3. Step 3: Cross multiply
    3,282.16x = 4,529.26 × 1,790.05
  4. Step 4: Simplify right side
    3,282.16x = 8,107,601.86
  5. Step 5: Solve for x
    x = 8,107,601.86/3,282.16
  6. Step 6: Final answer
    x = 2,470.20

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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.