Home / 5,828.17-8,042.78-3,175.60

Finding the Fourth Proportional to 5,828.17, 8,042.78 and 3,175.60

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Solution

The fourth proportional to 5,828.17, 8,042.78 and 3,175.60 is: 4,382.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.17 : 8,042.78 = 3,175.60 : x
  2. Step 2: Convert to fraction form
    5,828.17/8,042.78 = 3,175.60/x
  3. Step 3: Cross multiply
    5,828.17x = 8,042.78 × 3,175.60
  4. Step 4: Simplify right side
    5,828.17x = 25,540,636.29
  5. Step 5: Solve for x
    x = 25,540,636.29/5,828.17
  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.