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Finding the Fourth Proportional to 8,017.92, 12,017.77 and 5,017.34

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Solution

The fourth proportional to 8,017.92, 12,017.77 and 5,017.34 is: 7,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,017.92 : 12,017.77 = 5,017.34 : x
  2. Step 2: Convert to fraction form
    8,017.92/12,017.77 = 5,017.34/x
  3. Step 3: Cross multiply
    8,017.92x = 12,017.77 × 5,017.34
  4. Step 4: Simplify right side
    8,017.92x = 60,297,255.63
  5. Step 5: Solve for x
    x = 60,297,255.63/8,017.92
  6. Step 6: Final answer
    x = 7,520.31

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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.