Home / 7,757.03-10,704.83-4,220.26

Finding the Fourth Proportional to 7,757.03, 10,704.83 and 4,220.26

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Solution

The fourth proportional to 7,757.03, 10,704.83 and 4,220.26 is: 5,824.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757.03 : 10,704.83 = 4,220.26 : x
  2. Step 2: Convert to fraction form
    7,757.03/10,704.83 = 4,220.26/x
  3. Step 3: Cross multiply
    7,757.03x = 10,704.83 × 4,220.26
  4. Step 4: Simplify right side
    7,757.03x = 45,177,165.86
  5. Step 5: Solve for x
    x = 45,177,165.86/7,757.03
  6. Step 6: Final answer
    x = 5,824.03

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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.