Home / 6,078.09-8,387.77-3,283.59

Finding the Fourth Proportional to 6,078.09, 8,387.77 and 3,283.59

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Solution

The fourth proportional to 6,078.09, 8,387.77 and 3,283.59 is: 4,531.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.09 : 8,387.77 = 3,283.59 : x
  2. Step 2: Convert to fraction form
    6,078.09/8,387.77 = 3,283.59/x
  3. Step 3: Cross multiply
    6,078.09x = 8,387.77 × 3,283.59
  4. Step 4: Simplify right side
    6,078.09x = 27,542,027.10
  5. Step 5: Solve for x
    x = 27,542,027.10/6,078.09
  6. Step 6: Final answer
    x = 4,531.36

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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.