Home / 3,767.14-5,198.09-2,151.93

Finding the Fourth Proportional to 3,767.14, 5,198.09 and 2,151.93

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Solution

The fourth proportional to 3,767.14, 5,198.09 and 2,151.93 is: 2,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.14 : 5,198.09 = 2,151.93 : x
  2. Step 2: Convert to fraction form
    3,767.14/5,198.09 = 2,151.93/x
  3. Step 3: Cross multiply
    3,767.14x = 5,198.09 × 2,151.93
  4. Step 4: Simplify right side
    3,767.14x = 11,185,925.81
  5. Step 5: Solve for x
    x = 11,185,925.81/3,767.14
  6. Step 6: Final answer
    x = 2,969.35

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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.