Home / 6,078.54-8,388.39-3,284.04

Finding the Fourth Proportional to 6,078.54, 8,388.39 and 3,284.04

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Solution

The fourth proportional to 6,078.54, 8,388.39 and 3,284.04 is: 4,531.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.54 : 8,388.39 = 3,284.04 : x
  2. Step 2: Convert to fraction form
    6,078.54/8,388.39 = 3,284.04/x
  3. Step 3: Cross multiply
    6,078.54x = 8,388.39 × 3,284.04
  4. Step 4: Simplify right side
    6,078.54x = 27,547,829.27
  5. Step 5: Solve for x
    x = 27,547,829.27/6,078.54
  6. Step 6: Final answer
    x = 4,531.98

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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.