Home / 5,828.39-8,043.14-3,175.79

Finding the Fourth Proportional to 5,828.39, 8,043.14 and 3,175.79

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Solution

The fourth proportional to 5,828.39, 8,043.14 and 3,175.79 is: 4,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.39 : 8,043.14 = 3,175.79 : x
  2. Step 2: Convert to fraction form
    5,828.39/8,043.14 = 3,175.79/x
  3. Step 3: Cross multiply
    5,828.39x = 8,043.14 × 3,175.79
  4. Step 4: Simplify right side
    5,828.39x = 25,543,323.58
  5. Step 5: Solve for x
    x = 25,543,323.58/5,828.39
  6. Step 6: Final answer
    x = 4,382.57

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1.5x scale

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.