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Finding the Fourth Proportional to 8,627.09, 11,797.58 and 8,627.09

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Solution

The fourth proportional to 8,627.09, 11,797.58 and 8,627.09 is: 11,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.09 : 11,797.58 = 8,627.09 : x
  2. Step 2: Convert to fraction form
    8,627.09/11,797.58 = 8,627.09/x
  3. Step 3: Cross multiply
    8,627.09x = 11,797.58 × 8,627.09
  4. Step 4: Simplify right side
    8,627.09x = 101,778,682.32
  5. Step 5: Solve for x
    x = 101,778,682.32/8,627.09
  6. Step 6: Final answer
    x = 11,797.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.