Home / 4,130.42-6,198.14-1,789.97

Finding the Fourth Proportional to 4,130.42, 6,198.14 and 1,789.97

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Solution

The fourth proportional to 4,130.42, 6,198.14 and 1,789.97 is: 2,686.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.42 : 6,198.14 = 1,789.97 : x
  2. Step 2: Convert to fraction form
    4,130.42/6,198.14 = 1,789.97/x
  3. Step 3: Cross multiply
    4,130.42x = 6,198.14 × 1,789.97
  4. Step 4: Simplify right side
    4,130.42x = 11,094,458.14
  5. Step 5: Solve for x
    x = 11,094,458.14/4,130.42
  6. Step 6: Final answer
    x = 2,686.04

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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.