Home / 3,798.09-5,698.35-2,065.50

Finding the Fourth Proportional to 3,798.09, 5,698.35 and 2,065.50

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Solution

The fourth proportional to 3,798.09, 5,698.35 and 2,065.50 is: 3,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.09 : 5,698.35 = 2,065.50 : x
  2. Step 2: Convert to fraction form
    3,798.09/5,698.35 = 2,065.50/x
  3. Step 3: Cross multiply
    3,798.09x = 5,698.35 × 2,065.50
  4. Step 4: Simplify right side
    3,798.09x = 11,769,941.93
  5. Step 5: Solve for x
    x = 11,769,941.93/3,798.09
  6. Step 6: Final answer
    x = 3,098.91

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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.