Home / 6,129.52-9,196.36-1,969.36

Finding the Fourth Proportional to 6,129.52, 9,196.36 and 1,969.36

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Solution

The fourth proportional to 6,129.52, 9,196.36 and 1,969.36 is: 2,954.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.52 : 9,196.36 = 1,969.36 : x
  2. Step 2: Convert to fraction form
    6,129.52/9,196.36 = 1,969.36/x
  3. Step 3: Cross multiply
    6,129.52x = 9,196.36 × 1,969.36
  4. Step 4: Simplify right side
    6,129.52x = 18,110,943.53
  5. Step 5: Solve for x
    x = 18,110,943.53/6,129.52
  6. Step 6: Final answer
    x = 2,954.71

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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.