Home / 8,908.58-13,364.06-3,285.50

Finding the Fourth Proportional to 8,908.58, 13,364.06 and 3,285.50

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Solution

The fourth proportional to 8,908.58, 13,364.06 and 3,285.50 is: 4,928.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.58 : 13,364.06 = 3,285.50 : x
  2. Step 2: Convert to fraction form
    8,908.58/13,364.06 = 3,285.50/x
  3. Step 3: Cross multiply
    8,908.58x = 13,364.06 × 3,285.50
  4. Step 4: Simplify right side
    8,908.58x = 43,907,535.88
  5. Step 5: Solve for x
    x = 43,907,535.88/8,908.58
  6. Step 6: Final answer
    x = 4,928.68

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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.