Home / 1,824.87-2,517.31-1,265.67

Finding the Fourth Proportional to 1,824.87, 2,517.31 and 1,265.67

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Solution

The fourth proportional to 1,824.87, 2,517.31 and 1,265.67 is: 1,745.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.87 : 2,517.31 = 1,265.67 : x
  2. Step 2: Convert to fraction form
    1,824.87/2,517.31 = 1,265.67/x
  3. Step 3: Cross multiply
    1,824.87x = 2,517.31 × 1,265.67
  4. Step 4: Simplify right side
    1,824.87x = 3,186,083.75
  5. Step 5: Solve for x
    x = 3,186,083.75/1,824.87
  6. Step 6: Final answer
    x = 1,745.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.