Home / 11,653.47-17,473.73-3,858.03

Finding the Fourth Proportional to 11,653.47, 17,473.73 and 3,858.03

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Solution

The fourth proportional to 11,653.47, 17,473.73 and 3,858.03 is: 5,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653.47 : 17,473.73 = 3,858.03 : x
  2. Step 2: Convert to fraction form
    11,653.47/17,473.73 = 3,858.03/x
  3. Step 3: Cross multiply
    11,653.47x = 17,473.73 × 3,858.03
  4. Step 4: Simplify right side
    11,653.47x = 67,414,155.26
  5. Step 5: Solve for x
    x = 67,414,155.26/11,653.47
  6. Step 6: Final answer
    x = 5,784.90

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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.