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Finding the Fourth Proportional to 3,900.36, 5,850.51 and 1,303.27

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Solution

The fourth proportional to 3,900.36, 5,850.51 and 1,303.27 is: 1,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.36 : 5,850.51 = 1,303.27 : x
  2. Step 2: Convert to fraction form
    3,900.36/5,850.51 = 1,303.27/x
  3. Step 3: Cross multiply
    3,900.36x = 5,850.51 × 1,303.27
  4. Step 4: Simplify right side
    3,900.36x = 7,624,794.17
  5. Step 5: Solve for x
    x = 7,624,794.17/3,900.36
  6. Step 6: Final answer
    x = 1,954.90

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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.