Home / 6,976.86-9,628.07-3,833.05

Finding the Fourth Proportional to 6,976.86, 9,628.07 and 3,833.05

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Solution

The fourth proportional to 6,976.86, 9,628.07 and 3,833.05 is: 5,289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.86 : 9,628.07 = 3,833.05 : x
  2. Step 2: Convert to fraction form
    6,976.86/9,628.07 = 3,833.05/x
  3. Step 3: Cross multiply
    6,976.86x = 9,628.07 × 3,833.05
  4. Step 4: Simplify right side
    6,976.86x = 36,904,873.71
  5. Step 5: Solve for x
    x = 36,904,873.71/6,976.86
  6. Step 6: Final answer
    x = 5,289.61

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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.