Home / 6,833.23-9,419.69-4,178.86

Finding the Fourth Proportional to 6,833.23, 9,419.69 and 4,178.86

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Solution

The fourth proportional to 6,833.23, 9,419.69 and 4,178.86 is: 5,760.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,833.23 : 9,419.69 = 4,178.86 : x
  2. Step 2: Convert to fraction form
    6,833.23/9,419.69 = 4,178.86/x
  3. Step 3: Cross multiply
    6,833.23x = 9,419.69 × 4,178.86
  4. Step 4: Simplify right side
    6,833.23x = 39,363,552.65
  5. Step 5: Solve for x
    x = 39,363,552.65/6,833.23
  6. Step 6: Final answer
    x = 5,760.61

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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.