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Finding the Fourth Proportional to 3,800.02, 5,700.42 and 1,336.26

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Solution

The fourth proportional to 3,800.02, 5,700.42 and 1,336.26 is: 2,004.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.02 : 5,700.42 = 1,336.26 : x
  2. Step 2: Convert to fraction form
    3,800.02/5,700.42 = 1,336.26/x
  3. Step 3: Cross multiply
    3,800.02x = 5,700.42 × 1,336.26
  4. Step 4: Simplify right side
    3,800.02x = 7,617,243.23
  5. Step 5: Solve for x
    x = 7,617,243.23/3,800.02
  6. Step 6: Final answer
    x = 2,004.53

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1.5x scale

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.