Home / 2,798.46-4,197.14-1,339.38

Finding the Fourth Proportional to 2,798.46, 4,197.14 and 1,339.38

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Solution

The fourth proportional to 2,798.46, 4,197.14 and 1,339.38 is: 2,008.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.46 : 4,197.14 = 1,339.38 : x
  2. Step 2: Convert to fraction form
    2,798.46/4,197.14 = 1,339.38/x
  3. Step 3: Cross multiply
    2,798.46x = 4,197.14 × 1,339.38
  4. Step 4: Simplify right side
    2,798.46x = 5,621,565.37
  5. Step 5: Solve for x
    x = 5,621,565.37/2,798.46
  6. Step 6: Final answer
    x = 2,008.81

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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.