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Finding the Fourth Proportional to 6,579.09, 9,078.78 and 3,594.33

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Solution

The fourth proportional to 6,579.09, 9,078.78 and 3,594.33 is: 4,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.09 : 9,078.78 = 3,594.33 : x
  2. Step 2: Convert to fraction form
    6,579.09/9,078.78 = 3,594.33/x
  3. Step 3: Cross multiply
    6,579.09x = 9,078.78 × 3,594.33
  4. Step 4: Simplify right side
    6,579.09x = 32,632,131.32
  5. Step 5: Solve for x
    x = 32,632,131.32/6,579.09
  6. Step 6: Final answer
    x = 4,959.98

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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.