Home / 6,827.42-10,243.63-2,879.69

Finding the Fourth Proportional to 6,827.42, 10,243.63 and 2,879.69

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Solution

The fourth proportional to 6,827.42, 10,243.63 and 2,879.69 is: 4,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.42 : 10,243.63 = 2,879.69 : x
  2. Step 2: Convert to fraction form
    6,827.42/10,243.63 = 2,879.69/x
  3. Step 3: Cross multiply
    6,827.42x = 10,243.63 × 2,879.69
  4. Step 4: Simplify right side
    6,827.42x = 29,498,431.26
  5. Step 5: Solve for x
    x = 29,498,431.26/6,827.42
  6. Step 6: Final answer
    x = 4,320.58

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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.