Home / 3,289.80-4,938.57-2,596.95

Finding the Fourth Proportional to 3,289.80, 4,938.57 and 2,596.95

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Solution

The fourth proportional to 3,289.80, 4,938.57 and 2,596.95 is: 3,898.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.80 : 4,938.57 = 2,596.95 : x
  2. Step 2: Convert to fraction form
    3,289.80/4,938.57 = 2,596.95/x
  3. Step 3: Cross multiply
    3,289.80x = 4,938.57 × 2,596.95
  4. Step 4: Simplify right side
    3,289.80x = 12,825,219.36
  5. Step 5: Solve for x
    x = 12,825,219.36/3,289.80
  6. Step 6: Final answer
    x = 3,898.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.