Home / 4,684.52-7,028.82-2,221.08

Finding the Fourth Proportional to 4,684.52, 7,028.82 and 2,221.08

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Solution

The fourth proportional to 4,684.52, 7,028.82 and 2,221.08 is: 3,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.52 : 7,028.82 = 2,221.08 : x
  2. Step 2: Convert to fraction form
    4,684.52/7,028.82 = 2,221.08/x
  3. Step 3: Cross multiply
    4,684.52x = 7,028.82 × 2,221.08
  4. Step 4: Simplify right side
    4,684.52x = 15,611,571.53
  5. Step 5: Solve for x
    x = 15,611,571.53/4,684.52
  6. Step 6: Final answer
    x = 3,332.59

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1.5x scale

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.