Home / 8,627.76-11,904.27-6,265.80

Finding the Fourth Proportional to 8,627.76, 11,904.27 and 6,265.80

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Solution

The fourth proportional to 8,627.76, 11,904.27 and 6,265.80 is: 8,645.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.76 : 11,904.27 = 6,265.80 : x
  2. Step 2: Convert to fraction form
    8,627.76/11,904.27 = 6,265.80/x
  3. Step 3: Cross multiply
    8,627.76x = 11,904.27 × 6,265.80
  4. Step 4: Simplify right side
    8,627.76x = 74,589,774.97
  5. Step 5: Solve for x
    x = 74,589,774.97/8,627.76
  6. Step 6: Final answer
    x = 8,645.32

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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.