Home / 1,350.22-1,851.15-1,325.62

Finding the Fourth Proportional to 1,350.22, 1,851.15 and 1,325.62

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Solution

The fourth proportional to 1,350.22, 1,851.15 and 1,325.62 is: 1,817.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.22 : 1,851.15 = 1,325.62 : x
  2. Step 2: Convert to fraction form
    1,350.22/1,851.15 = 1,325.62/x
  3. Step 3: Cross multiply
    1,350.22x = 1,851.15 × 1,325.62
  4. Step 4: Simplify right side
    1,350.22x = 2,453,920.15
  5. Step 5: Solve for x
    x = 2,453,920.15/1,350.22
  6. Step 6: Final answer
    x = 1,817.42

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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.