Home / 8,847.51-12,204.49-5,529.75

Finding the Fourth Proportional to 8,847.51, 12,204.49 and 5,529.75

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Solution

The fourth proportional to 8,847.51, 12,204.49 and 5,529.75 is: 7,627.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.51 : 12,204.49 = 5,529.75 : x
  2. Step 2: Convert to fraction form
    8,847.51/12,204.49 = 5,529.75/x
  3. Step 3: Cross multiply
    8,847.51x = 12,204.49 × 5,529.75
  4. Step 4: Simplify right side
    8,847.51x = 67,487,778.58
  5. Step 5: Solve for x
    x = 67,487,778.58/8,847.51
  6. Step 6: Final answer
    x = 7,627.88

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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.