Home / 11,427.49-17,140.15-3,634.93

Finding the Fourth Proportional to 11,427.49, 17,140.15 and 3,634.93

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Solution

The fourth proportional to 11,427.49, 17,140.15 and 3,634.93 is: 5,452.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.49 : 17,140.15 = 3,634.93 : x
  2. Step 2: Convert to fraction form
    11,427.49/17,140.15 = 3,634.93/x
  3. Step 3: Cross multiply
    11,427.49x = 17,140.15 × 3,634.93
  4. Step 4: Simplify right side
    11,427.49x = 62,303,245.44
  5. Step 5: Solve for x
    x = 62,303,245.44/11,427.49
  6. Step 6: Final answer
    x = 5,452.05

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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.