Home / 4,168.10-6,255.23-1,976.83

Finding the Fourth Proportional to 4,168.10, 6,255.23 and 1,976.83

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Solution

The fourth proportional to 4,168.10, 6,255.23 and 1,976.83 is: 2,966.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.10 : 6,255.23 = 1,976.83 : x
  2. Step 2: Convert to fraction form
    4,168.10/6,255.23 = 1,976.83/x
  3. Step 3: Cross multiply
    4,168.10x = 6,255.23 × 1,976.83
  4. Step 4: Simplify right side
    4,168.10x = 12,365,500.80
  5. Step 5: Solve for x
    x = 12,365,500.80/4,168.10
  6. Step 6: Final answer
    x = 2,966.70

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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.