Home / 1,274.88-1,759.68-1,044.48

Finding the Fourth Proportional to 1,274.88, 1,759.68 and 1,044.48

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Solution

The fourth proportional to 1,274.88, 1,759.68 and 1,044.48 is: 1,441.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274.88 : 1,759.68 = 1,044.48 : x
  2. Step 2: Convert to fraction form
    1,274.88/1,759.68 = 1,044.48/x
  3. Step 3: Cross multiply
    1,274.88x = 1,759.68 × 1,044.48
  4. Step 4: Simplify right side
    1,274.88x = 1,837,950.57
  5. Step 5: Solve for x
    x = 1,837,950.57/1,274.88
  6. Step 6: Final answer
    x = 1,441.67

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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.