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Finding the Fourth Proportional to 8,012.93, 12,017.57 and 3,850.34

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Solution

The fourth proportional to 8,012.93, 12,017.57 and 3,850.34 is: 5,774.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.93 : 12,017.57 = 3,850.34 : x
  2. Step 2: Convert to fraction form
    8,012.93/12,017.57 = 3,850.34/x
  3. Step 3: Cross multiply
    8,012.93x = 12,017.57 × 3,850.34
  4. Step 4: Simplify right side
    8,012.93x = 46,271,651.13
  5. Step 5: Solve for x
    x = 46,271,651.13/8,012.93
  6. Step 6: Final answer
    x = 5,774.63

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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.