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Finding the Fourth Proportional to 1,350.41, 1,851.41 and 1,325.81

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Solution

The fourth proportional to 1,350.41, 1,851.41 and 1,325.81 is: 1,817.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.41 : 1,851.41 = 1,325.81 : x
  2. Step 2: Convert to fraction form
    1,350.41/1,851.41 = 1,325.81/x
  3. Step 3: Cross multiply
    1,350.41x = 1,851.41 × 1,325.81
  4. Step 4: Simplify right side
    1,350.41x = 2,454,617.89
  5. Step 5: Solve for x
    x = 2,454,617.89/1,350.41
  6. Step 6: Final answer
    x = 1,817.68

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.