Home / 4,192.10-6,289.62-2,630.26

Finding the Fourth Proportional to 4,192.10, 6,289.62 and 2,630.26

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Solution

The fourth proportional to 4,192.10, 6,289.62 and 2,630.26 is: 3,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.10 : 6,289.62 = 2,630.26 : x
  2. Step 2: Convert to fraction form
    4,192.10/6,289.62 = 2,630.26/x
  3. Step 3: Cross multiply
    4,192.10x = 6,289.62 × 2,630.26
  4. Step 4: Simplify right side
    4,192.10x = 16,543,335.90
  5. Step 5: Solve for x
    x = 16,543,335.90/4,192.10
  6. Step 6: Final answer
    x = 3,946.31

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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.