Home / 10,133.55-15,201.84-3,558.57

Finding the Fourth Proportional to 10,133.55, 15,201.84 and 3,558.57

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Solution

The fourth proportional to 10,133.55, 15,201.84 and 3,558.57 is: 5,338.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.55 : 15,201.84 = 3,558.57 : x
  2. Step 2: Convert to fraction form
    10,133.55/15,201.84 = 3,558.57/x
  3. Step 3: Cross multiply
    10,133.55x = 15,201.84 × 3,558.57
  4. Step 4: Simplify right side
    10,133.55x = 54,096,811.77
  5. Step 5: Solve for x
    x = 54,096,811.77/10,133.55
  6. Step 6: Final answer
    x = 5,338.39

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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.