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Finding the Fourth Proportional to 8,093.70, 12,145.95 and 4,583.70

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Solution

The fourth proportional to 8,093.70, 12,145.95 and 4,583.70 is: 6,878.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093.70 : 12,145.95 = 4,583.70 : x
  2. Step 2: Convert to fraction form
    8,093.70/12,145.95 = 4,583.70/x
  3. Step 3: Cross multiply
    8,093.70x = 12,145.95 × 4,583.70
  4. Step 4: Simplify right side
    8,093.70x = 55,673,391.02
  5. Step 5: Solve for x
    x = 55,673,391.02/8,093.70
  6. Step 6: Final answer
    x = 6,878.61

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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.