Home / 9,086.49-13,635.99-3,539.88

Finding the Fourth Proportional to 9,086.49, 13,635.99 and 3,539.88

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Solution

The fourth proportional to 9,086.49, 13,635.99 and 3,539.88 is: 5,312.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.49 : 13,635.99 = 3,539.88 : x
  2. Step 2: Convert to fraction form
    9,086.49/13,635.99 = 3,539.88/x
  3. Step 3: Cross multiply
    9,086.49x = 13,635.99 × 3,539.88
  4. Step 4: Simplify right side
    9,086.49x = 48,269,768.28
  5. Step 5: Solve for x
    x = 48,269,768.28/9,086.49
  6. Step 6: Final answer
    x = 5,312.26

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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.