Home / 1,933.87-2,670.95-1,273.67

Finding the Fourth Proportional to 1,933.87, 2,670.95 and 1,273.67

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Solution

The fourth proportional to 1,933.87, 2,670.95 and 1,273.67 is: 1,759.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.87 : 2,670.95 = 1,273.67 : x
  2. Step 2: Convert to fraction form
    1,933.87/2,670.95 = 1,273.67/x
  3. Step 3: Cross multiply
    1,933.87x = 2,670.95 × 1,273.67
  4. Step 4: Simplify right side
    1,933.87x = 3,401,908.89
  5. Step 5: Solve for x
    x = 3,401,908.89/1,933.87
  6. Step 6: Final answer
    x = 1,759.12

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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.