Home / 4,125.22-6,187.80-3,308.62

Finding the Fourth Proportional to 4,125.22, 6,187.80 and 3,308.62

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Solution

The fourth proportional to 4,125.22, 6,187.80 and 3,308.62 is: 4,962.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.22 : 6,187.80 = 3,308.62 : x
  2. Step 2: Convert to fraction form
    4,125.22/6,187.80 = 3,308.62/x
  3. Step 3: Cross multiply
    4,125.22x = 6,187.80 × 3,308.62
  4. Step 4: Simplify right side
    4,125.22x = 20,473,078.84
  5. Step 5: Solve for x
    x = 20,473,078.84/4,125.22
  6. Step 6: Final answer
    x = 4,962.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.