Home / 8,626.33-11,906.43-5,271.97

Finding the Fourth Proportional to 8,626.33, 11,906.43 and 5,271.97

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Solution

The fourth proportional to 8,626.33, 11,906.43 and 5,271.97 is: 7,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626.33 : 11,906.43 = 5,271.97 : x
  2. Step 2: Convert to fraction form
    8,626.33/11,906.43 = 5,271.97/x
  3. Step 3: Cross multiply
    8,626.33x = 11,906.43 × 5,271.97
  4. Step 4: Simplify right side
    8,626.33x = 62,770,312.00
  5. Step 5: Solve for x
    x = 62,770,312.00/8,626.33
  6. Step 6: Final answer
    x = 7,276.60

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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.