Home / 8,433.96-12,652.74-3,168.15

Finding the Fourth Proportional to 8,433.96, 12,652.74 and 3,168.15

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Solution

The fourth proportional to 8,433.96, 12,652.74 and 3,168.15 is: 4,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.96 : 12,652.74 = 3,168.15 : x
  2. Step 2: Convert to fraction form
    8,433.96/12,652.74 = 3,168.15/x
  3. Step 3: Cross multiply
    8,433.96x = 12,652.74 × 3,168.15
  4. Step 4: Simplify right side
    8,433.96x = 40,085,778.23
  5. Step 5: Solve for x
    x = 40,085,778.23/8,433.96
  6. Step 6: Final answer
    x = 4,752.90

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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.