Home / 3,290.08-4,539.60-1,892.96

Finding the Fourth Proportional to 3,290.08, 4,539.60 and 1,892.96

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Solution

The fourth proportional to 3,290.08, 4,539.60 and 1,892.96 is: 2,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.08 : 4,539.60 = 1,892.96 : x
  2. Step 2: Convert to fraction form
    3,290.08/4,539.60 = 1,892.96/x
  3. Step 3: Cross multiply
    3,290.08x = 4,539.60 × 1,892.96
  4. Step 4: Simplify right side
    3,290.08x = 8,593,281.22
  5. Step 5: Solve for x
    x = 8,593,281.22/3,290.08
  6. Step 6: Final answer
    x = 2,611.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.