Home / 1,749.26-2,411.17-1,375.65

Finding the Fourth Proportional to 1,749.26, 2,411.17 and 1,375.65

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Solution

The fourth proportional to 1,749.26, 2,411.17 and 1,375.65 is: 1,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.26 : 2,411.17 = 1,375.65 : x
  2. Step 2: Convert to fraction form
    1,749.26/2,411.17 = 1,375.65/x
  3. Step 3: Cross multiply
    1,749.26x = 2,411.17 × 1,375.65
  4. Step 4: Simplify right side
    1,749.26x = 3,316,922.57
  5. Step 5: Solve for x
    x = 3,316,922.57/1,749.26
  6. Step 6: Final answer
    x = 1,896.18

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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.