Home / 8,253.70-12,383.97-4,555.60

Finding the Fourth Proportional to 8,253.70, 12,383.97 and 4,555.60

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Solution

The fourth proportional to 8,253.70, 12,383.97 and 4,555.60 is: 6,835.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.70 : 12,383.97 = 4,555.60 : x
  2. Step 2: Convert to fraction form
    8,253.70/12,383.97 = 4,555.60/x
  3. Step 3: Cross multiply
    8,253.70x = 12,383.97 × 4,555.60
  4. Step 4: Simplify right side
    8,253.70x = 56,416,413.73
  5. Step 5: Solve for x
    x = 56,416,413.73/8,253.70
  6. Step 6: Final answer
    x = 6,835.29

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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.