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Finding the Fourth Proportional to 6,578.44, 9,078.87 and 3,594.72

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Solution

The fourth proportional to 6,578.44, 9,078.87 and 3,594.72 is: 4,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578.44 : 9,078.87 = 3,594.72 : x
  2. Step 2: Convert to fraction form
    6,578.44/9,078.87 = 3,594.72/x
  3. Step 3: Cross multiply
    6,578.44x = 9,078.87 × 3,594.72
  4. Step 4: Simplify right side
    6,578.44x = 32,635,997.34
  5. Step 5: Solve for x
    x = 32,635,997.34/6,578.44
  6. Step 6: Final answer
    x = 4,961.05

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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.