Home / 6,168.15-8,512.61-3,516.41

Finding the Fourth Proportional to 6,168.15, 8,512.61 and 3,516.41

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Solution

The fourth proportional to 6,168.15, 8,512.61 and 3,516.41 is: 4,852.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,168.15 : 8,512.61 = 3,516.41 : x
  2. Step 2: Convert to fraction form
    6,168.15/8,512.61 = 3,516.41/x
  3. Step 3: Cross multiply
    6,168.15x = 8,512.61 × 3,516.41
  4. Step 4: Simplify right side
    6,168.15x = 29,933,830.63
  5. Step 5: Solve for x
    x = 29,933,830.63/6,168.15
  6. Step 6: Final answer
    x = 4,852.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.