Home / 10,135.53-15,194.04-3,558.12

Finding the Fourth Proportional to 10,135.53, 15,194.04 and 3,558.12

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Solution

The fourth proportional to 10,135.53, 15,194.04 and 3,558.12 is: 5,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.53 : 15,194.04 = 3,558.12 : x
  2. Step 2: Convert to fraction form
    10,135.53/15,194.04 = 3,558.12/x
  3. Step 3: Cross multiply
    10,135.53x = 15,194.04 × 3,558.12
  4. Step 4: Simplify right side
    10,135.53x = 54,062,217.60
  5. Step 5: Solve for x
    x = 54,062,217.60/10,135.53
  6. Step 6: Final answer
    x = 5,333.93

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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.