Home / 3,268.80-4,510.98-1,776.73

Finding the Fourth Proportional to 3,268.80, 4,510.98 and 1,776.73

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Solution

The fourth proportional to 3,268.80, 4,510.98 and 1,776.73 is: 2,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.80 : 4,510.98 = 1,776.73 : x
  2. Step 2: Convert to fraction form
    3,268.80/4,510.98 = 1,776.73/x
  3. Step 3: Cross multiply
    3,268.80x = 4,510.98 × 1,776.73
  4. Step 4: Simplify right side
    3,268.80x = 8,014,770.94
  5. Step 5: Solve for x
    x = 8,014,770.94/3,268.80
  6. Step 6: Final answer
    x = 2,451.90

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1.5x scale

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.