Home / 3,701.16-5,107.03-2,107.87

Finding the Fourth Proportional to 3,701.16, 5,107.03 and 2,107.87

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Solution

The fourth proportional to 3,701.16, 5,107.03 and 2,107.87 is: 2,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.16 : 5,107.03 = 2,107.87 : x
  2. Step 2: Convert to fraction form
    3,701.16/5,107.03 = 2,107.87/x
  3. Step 3: Cross multiply
    3,701.16x = 5,107.03 × 2,107.87
  4. Step 4: Simplify right side
    3,701.16x = 10,764,950.06
  5. Step 5: Solve for x
    x = 10,764,950.06/3,701.16
  6. Step 6: Final answer
    x = 2,908.54

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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.