Home / 8,911.56-13,366.73-3,072.27

Finding the Fourth Proportional to 8,911.56, 13,366.73 and 3,072.27

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Solution

The fourth proportional to 8,911.56, 13,366.73 and 3,072.27 is: 4,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911.56 : 13,366.73 = 3,072.27 : x
  2. Step 2: Convert to fraction form
    8,911.56/13,366.73 = 3,072.27/x
  3. Step 3: Cross multiply
    8,911.56x = 13,366.73 × 3,072.27
  4. Step 4: Simplify right side
    8,911.56x = 41,066,211.26
  5. Step 5: Solve for x
    x = 41,066,211.26/8,911.56
  6. Step 6: Final answer
    x = 4,608.20

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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.