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Finding the Fourth Proportional to 3,800.16, 5,700.60 and 1,202.76

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Solution

The fourth proportional to 3,800.16, 5,700.60 and 1,202.76 is: 1,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.16 : 5,700.60 = 1,202.76 : x
  2. Step 2: Convert to fraction form
    3,800.16/5,700.60 = 1,202.76/x
  3. Step 3: Cross multiply
    3,800.16x = 5,700.60 × 1,202.76
  4. Step 4: Simplify right side
    3,800.16x = 6,856,453.66
  5. Step 5: Solve for x
    x = 6,856,453.66/3,800.16
  6. Step 6: Final answer
    x = 1,804.25

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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.