Home / 3,693.85-5,097.01-2,100.23

Finding the Fourth Proportional to 3,693.85, 5,097.01 and 2,100.23

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Solution

The fourth proportional to 3,693.85, 5,097.01 and 2,100.23 is: 2,898.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.85 : 5,097.01 = 2,100.23 : x
  2. Step 2: Convert to fraction form
    3,693.85/5,097.01 = 2,100.23/x
  3. Step 3: Cross multiply
    3,693.85x = 5,097.01 × 2,100.23
  4. Step 4: Simplify right side
    3,693.85x = 10,704,857.33
  5. Step 5: Solve for x
    x = 10,704,857.33/3,693.85
  6. Step 6: Final answer
    x = 2,898.03

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1.5x scale

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.