Home / 3,192.86-4,789.56-1,001

Finding the Fourth Proportional to 3,192.86, 4,789.56 and 1,001

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Solution

The fourth proportional to 3,192.86, 4,789.56 and 1,001 is: 1,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.86 : 4,789.56 = 1,001 : x
  2. Step 2: Convert to fraction form
    3,192.86/4,789.56 = 1,001/x
  3. Step 3: Cross multiply
    3,192.86x = 4,789.56 × 1,001
  4. Step 4: Simplify right side
    3,192.86x = 4,794,349.56
  5. Step 5: Solve for x
    x = 4,794,349.56/3,192.86
  6. Step 6: Final answer
    x = 1,501.58

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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.