Home / 3,228.61-4,454.50-1,901.83

Finding the Fourth Proportional to 3,228.61, 4,454.50 and 1,901.83

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Solution

The fourth proportional to 3,228.61, 4,454.50 and 1,901.83 is: 2,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.61 : 4,454.50 = 1,901.83 : x
  2. Step 2: Convert to fraction form
    3,228.61/4,454.50 = 1,901.83/x
  3. Step 3: Cross multiply
    3,228.61x = 4,454.50 × 1,901.83
  4. Step 4: Simplify right side
    3,228.61x = 8,471,701.74
  5. Step 5: Solve for x
    x = 8,471,701.74/3,228.61
  6. Step 6: Final answer
    x = 2,623.95

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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.