Home / 3,228.10-4,842.15-3,106.60

Finding the Fourth Proportional to 3,228.10, 4,842.15 and 3,106.60

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Solution

The fourth proportional to 3,228.10, 4,842.15 and 3,106.60 is: 4,659.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.10 : 4,842.15 = 3,106.60 : x
  2. Step 2: Convert to fraction form
    3,228.10/4,842.15 = 3,106.60/x
  3. Step 3: Cross multiply
    3,228.10x = 4,842.15 × 3,106.60
  4. Step 4: Simplify right side
    3,228.10x = 15,042,623.19
  5. Step 5: Solve for x
    x = 15,042,623.19/3,228.10
  6. Step 6: Final answer
    x = 4,659.90

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Similar ratio
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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.