Home / 3,276.48-4,914.42-2,103.40

Finding the Fourth Proportional to 3,276.48, 4,914.42 and 2,103.40

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Solution

The fourth proportional to 3,276.48, 4,914.42 and 2,103.40 is: 3,154.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.48 : 4,914.42 = 2,103.40 : x
  2. Step 2: Convert to fraction form
    3,276.48/4,914.42 = 2,103.40/x
  3. Step 3: Cross multiply
    3,276.48x = 4,914.42 × 2,103.40
  4. Step 4: Simplify right side
    3,276.48x = 10,336,991.03
  5. Step 5: Solve for x
    x = 10,336,991.03/3,276.48
  6. Step 6: Final answer
    x = 3,154.91

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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.