Home / 3,282.94-4,530.35-1,790.84

Finding the Fourth Proportional to 3,282.94, 4,530.35 and 1,790.84

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Solution

The fourth proportional to 3,282.94, 4,530.35 and 1,790.84 is: 2,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.94 : 4,530.35 = 1,790.84 : x
  2. Step 2: Convert to fraction form
    3,282.94/4,530.35 = 1,790.84/x
  3. Step 3: Cross multiply
    3,282.94x = 4,530.35 × 1,790.84
  4. Step 4: Simplify right side
    3,282.94x = 8,113,131.99
  5. Step 5: Solve for x
    x = 8,113,131.99/3,282.94
  6. Step 6: Final answer
    x = 2,471.30

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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.