Home / 4,816.82-7,220.16-2,348.21

Finding the Fourth Proportional to 4,816.82, 7,220.16 and 2,348.21

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Solution

The fourth proportional to 4,816.82, 7,220.16 and 2,348.21 is: 3,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.82 : 7,220.16 = 2,348.21 : x
  2. Step 2: Convert to fraction form
    4,816.82/7,220.16 = 2,348.21/x
  3. Step 3: Cross multiply
    4,816.82x = 7,220.16 × 2,348.21
  4. Step 4: Simplify right side
    4,816.82x = 16,954,415.81
  5. Step 5: Solve for x
    x = 16,954,415.81/4,816.82
  6. Step 6: Final answer
    x = 3,519.84

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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.