Home / 4,933.20-7,399.80-4,738.80

Finding the Fourth Proportional to 4,933.20, 7,399.80 and 4,738.80

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Solution

The fourth proportional to 4,933.20, 7,399.80 and 4,738.80 is: 7,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.20 : 7,399.80 = 4,738.80 : x
  2. Step 2: Convert to fraction form
    4,933.20/7,399.80 = 4,738.80/x
  3. Step 3: Cross multiply
    4,933.20x = 7,399.80 × 4,738.80
  4. Step 4: Simplify right side
    4,933.20x = 35,066,172.24
  5. Step 5: Solve for x
    x = 35,066,172.24/4,933.20
  6. Step 6: Final answer
    x = 7,108.20

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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.