Home / 3,282.81-4,529.25-2,163.35

Finding the Fourth Proportional to 3,282.81, 4,529.25 and 2,163.35

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Solution

The fourth proportional to 3,282.81, 4,529.25 and 2,163.35 is: 2,984.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.81 : 4,529.25 = 2,163.35 : x
  2. Step 2: Convert to fraction form
    3,282.81/4,529.25 = 2,163.35/x
  3. Step 3: Cross multiply
    3,282.81x = 4,529.25 × 2,163.35
  4. Step 4: Simplify right side
    3,282.81x = 9,798,352.99
  5. Step 5: Solve for x
    x = 9,798,352.99/3,282.81
  6. Step 6: Final answer
    x = 2,984.75

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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.