Home / 1,950.24-2,690.10-1,360.56

Finding the Fourth Proportional to 1,950.24, 2,690.10 and 1,360.56

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Solution

The fourth proportional to 1,950.24, 2,690.10 and 1,360.56 is: 1,876.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.24 : 2,690.10 = 1,360.56 : x
  2. Step 2: Convert to fraction form
    1,950.24/2,690.10 = 1,360.56/x
  3. Step 3: Cross multiply
    1,950.24x = 2,690.10 × 1,360.56
  4. Step 4: Simplify right side
    1,950.24x = 3,660,042.46
  5. Step 5: Solve for x
    x = 3,660,042.46/1,950.24
  6. Step 6: Final answer
    x = 1,876.71

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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.