Home / 3,282.87-4,530.46-1,790.82

Finding the Fourth Proportional to 3,282.87, 4,530.46 and 1,790.82

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Solution

The fourth proportional to 3,282.87, 4,530.46 and 1,790.82 is: 2,471.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.87 : 4,530.46 = 1,790.82 : x
  2. Step 2: Convert to fraction form
    3,282.87/4,530.46 = 1,790.82/x
  3. Step 3: Cross multiply
    3,282.87x = 4,530.46 × 1,790.82
  4. Step 4: Simplify right side
    3,282.87x = 8,113,238.38
  5. Step 5: Solve for x
    x = 8,113,238.38/3,282.87
  6. Step 6: Final answer
    x = 2,471.39

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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.