Home / 1,369.88-2,044.69-1,273.56

Finding the Fourth Proportional to 1,369.88, 2,044.69 and 1,273.56

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Solution

The fourth proportional to 1,369.88, 2,044.69 and 1,273.56 is: 1,900.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369.88 : 2,044.69 = 1,273.56 : x
  2. Step 2: Convert to fraction form
    1,369.88/2,044.69 = 1,273.56/x
  3. Step 3: Cross multiply
    1,369.88x = 2,044.69 × 1,273.56
  4. Step 4: Simplify right side
    1,369.88x = 2,604,035.40
  5. Step 5: Solve for x
    x = 2,604,035.40/1,369.88
  6. Step 6: Final answer
    x = 1,900.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.