Home / 6,862.23-9,469.91-3,718.43

Finding the Fourth Proportional to 6,862.23, 9,469.91 and 3,718.43

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Solution

The fourth proportional to 6,862.23, 9,469.91 and 3,718.43 is: 5,131.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862.23 : 9,469.91 = 3,718.43 : x
  2. Step 2: Convert to fraction form
    6,862.23/9,469.91 = 3,718.43/x
  3. Step 3: Cross multiply
    6,862.23x = 9,469.91 × 3,718.43
  4. Step 4: Simplify right side
    6,862.23x = 35,213,131.50
  5. Step 5: Solve for x
    x = 35,213,131.50/6,862.23
  6. Step 6: Final answer
    x = 5,131.44

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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.