Home / 3,281.03-4,911.79-3,276.71

Finding the Fourth Proportional to 3,281.03, 4,911.79 and 3,276.71

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Solution

The fourth proportional to 3,281.03, 4,911.79 and 3,276.71 is: 4,905.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.03 : 4,911.79 = 3,276.71 : x
  2. Step 2: Convert to fraction form
    3,281.03/4,911.79 = 3,276.71/x
  3. Step 3: Cross multiply
    3,281.03x = 4,911.79 × 3,276.71
  4. Step 4: Simplify right side
    3,281.03x = 16,094,511.41
  5. Step 5: Solve for x
    x = 16,094,511.41/3,281.03
  6. Step 6: Final answer
    x = 4,905.32

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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.