Home / 3,276.72-4,914.01-1,084.90

Finding the Fourth Proportional to 3,276.72, 4,914.01 and 1,084.90

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Solution

The fourth proportional to 3,276.72, 4,914.01 and 1,084.90 is: 1,627.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.72 : 4,914.01 = 1,084.90 : x
  2. Step 2: Convert to fraction form
    3,276.72/4,914.01 = 1,084.90/x
  3. Step 3: Cross multiply
    3,276.72x = 4,914.01 × 1,084.90
  4. Step 4: Simplify right side
    3,276.72x = 5,331,209.45
  5. Step 5: Solve for x
    x = 5,331,209.45/3,276.72
  6. Step 6: Final answer
    x = 1,627.00

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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.