Home / 8,855.37-13,285.08-3,011.97

Finding the Fourth Proportional to 8,855.37, 13,285.08 and 3,011.97

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Solution

The fourth proportional to 8,855.37, 13,285.08 and 3,011.97 is: 4,518.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.37 : 13,285.08 = 3,011.97 : x
  2. Step 2: Convert to fraction form
    8,855.37/13,285.08 = 3,011.97/x
  3. Step 3: Cross multiply
    8,855.37x = 13,285.08 × 3,011.97
  4. Step 4: Simplify right side
    8,855.37x = 40,014,262.41
  5. Step 5: Solve for x
    x = 40,014,262.41/8,855.37
  6. Step 6: Final answer
    x = 4,518.64

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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.