Home / 3,282.54-4,529.95-1,790.45

Finding the Fourth Proportional to 3,282.54, 4,529.95 and 1,790.45

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Solution

The fourth proportional to 3,282.54, 4,529.95 and 1,790.45 is: 2,470.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.54 : 4,529.95 = 1,790.45 : x
  2. Step 2: Convert to fraction form
    3,282.54/4,529.95 = 1,790.45/x
  3. Step 3: Cross multiply
    3,282.54x = 4,529.95 × 1,790.45
  4. Step 4: Simplify right side
    3,282.54x = 8,110,648.98
  5. Step 5: Solve for x
    x = 8,110,648.98/3,282.54
  6. Step 6: Final answer
    x = 2,470.85

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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.