Home / 3,696.42-5,101.21-2,017.94

Finding the Fourth Proportional to 3,696.42, 5,101.21 and 2,017.94

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Solution

The fourth proportional to 3,696.42, 5,101.21 and 2,017.94 is: 2,784.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.42 : 5,101.21 = 2,017.94 : x
  2. Step 2: Convert to fraction form
    3,696.42/5,101.21 = 2,017.94/x
  3. Step 3: Cross multiply
    3,696.42x = 5,101.21 × 2,017.94
  4. Step 4: Simplify right side
    3,696.42x = 10,293,935.71
  5. Step 5: Solve for x
    x = 10,293,935.71/3,696.42
  6. Step 6: Final answer
    x = 2,784.84

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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.