Home / 6,078.04-8,387.69-3,283.54

Finding the Fourth Proportional to 6,078.04, 8,387.69 and 3,283.54

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Solution

The fourth proportional to 6,078.04, 8,387.69 and 3,283.54 is: 4,531.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.04 : 8,387.69 = 3,283.54 : x
  2. Step 2: Convert to fraction form
    6,078.04/8,387.69 = 3,283.54/x
  3. Step 3: Cross multiply
    6,078.04x = 8,387.69 × 3,283.54
  4. Step 4: Simplify right side
    6,078.04x = 27,541,257.27
  5. Step 5: Solve for x
    x = 27,541,257.27/6,078.04
  6. Step 6: Final answer
    x = 4,531.28

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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.