Home / 5,673.26-7,826.36-3,314

Finding the Fourth Proportional to 5,673.26, 7,826.36 and 3,314

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Solution

The fourth proportional to 5,673.26, 7,826.36 and 3,314 is: 4,571.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.26 : 7,826.36 = 3,314 : x
  2. Step 2: Convert to fraction form
    5,673.26/7,826.36 = 3,314/x
  3. Step 3: Cross multiply
    5,673.26x = 7,826.36 × 3,314
  4. Step 4: Simplify right side
    5,673.26x = 25,936,557.04
  5. Step 5: Solve for x
    x = 25,936,557.04/5,673.26
  6. Step 6: Final answer
    x = 4,571.72

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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.