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Finding the Fourth Proportional to 6,578.32, 9,078.11 and 3,594.17

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Solution

The fourth proportional to 6,578.32, 9,078.11 and 3,594.17 is: 4,959.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578.32 : 9,078.11 = 3,594.17 : x
  2. Step 2: Convert to fraction form
    6,578.32/9,078.11 = 3,594.17/x
  3. Step 3: Cross multiply
    6,578.32x = 9,078.11 × 3,594.17
  4. Step 4: Simplify right side
    6,578.32x = 32,628,270.62
  5. Step 5: Solve for x
    x = 32,628,270.62/6,578.32
  6. Step 6: Final answer
    x = 4,959.97

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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.