Home / 5,828.12-8,042.89-3,175.52

Finding the Fourth Proportional to 5,828.12, 8,042.89 and 3,175.52

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Solution

The fourth proportional to 5,828.12, 8,042.89 and 3,175.52 is: 4,382.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.12 : 8,042.89 = 3,175.52 : x
  2. Step 2: Convert to fraction form
    5,828.12/8,042.89 = 3,175.52/x
  3. Step 3: Cross multiply
    5,828.12x = 8,042.89 × 3,175.52
  4. Step 4: Simplify right side
    5,828.12x = 25,540,358.05
  5. Step 5: Solve for x
    x = 25,540,358.05/5,828.12
  6. Step 6: Final answer
    x = 4,382.27

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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.