Home / 6,469.24-9,704.76-2,085.22

Finding the Fourth Proportional to 6,469.24, 9,704.76 and 2,085.22

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Solution

The fourth proportional to 6,469.24, 9,704.76 and 2,085.22 is: 3,128.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469.24 : 9,704.76 = 2,085.22 : x
  2. Step 2: Convert to fraction form
    6,469.24/9,704.76 = 2,085.22/x
  3. Step 3: Cross multiply
    6,469.24x = 9,704.76 × 2,085.22
  4. Step 4: Simplify right side
    6,469.24x = 20,236,559.65
  5. Step 5: Solve for x
    x = 20,236,559.65/6,469.24
  6. Step 6: Final answer
    x = 3,128.12

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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.