Home / 11,962.08-17,945.04-5,037.60

Finding the Fourth Proportional to 11,962.08, 17,945.04 and 5,037.60

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Solution

The fourth proportional to 11,962.08, 17,945.04 and 5,037.60 is: 7,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.08 : 17,945.04 = 5,037.60 : x
  2. Step 2: Convert to fraction form
    11,962.08/17,945.04 = 5,037.60/x
  3. Step 3: Cross multiply
    11,962.08x = 17,945.04 × 5,037.60
  4. Step 4: Simplify right side
    11,962.08x = 90,399,933.50
  5. Step 5: Solve for x
    x = 90,399,933.50/11,962.08
  6. Step 6: Final answer
    x = 7,557.21

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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.