Home / 11,949.36-16,491.52-7,233.60

Finding the Fourth Proportional to 11,949.36, 16,491.52 and 7,233.60

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Solution

The fourth proportional to 11,949.36, 16,491.52 and 7,233.60 is: 9,983.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.36 : 16,491.52 = 7,233.60 : x
  2. Step 2: Convert to fraction form
    11,949.36/16,491.52 = 7,233.60/x
  3. Step 3: Cross multiply
    11,949.36x = 16,491.52 × 7,233.60
  4. Step 4: Simplify right side
    11,949.36x = 119,293,059.07
  5. Step 5: Solve for x
    x = 119,293,059.07/11,949.36
  6. Step 6: Final answer
    x = 9,983.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.