Home / 11,962.52-17,945.28-4,066.36

Finding the Fourth Proportional to 11,962.52, 17,945.28 and 4,066.36

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Solution

The fourth proportional to 11,962.52, 17,945.28 and 4,066.36 is: 6,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.52 : 17,945.28 = 4,066.36 : x
  2. Step 2: Convert to fraction form
    11,962.52/17,945.28 = 4,066.36/x
  3. Step 3: Cross multiply
    11,962.52x = 17,945.28 × 4,066.36
  4. Step 4: Simplify right side
    11,962.52x = 72,971,968.78
  5. Step 5: Solve for x
    x = 72,971,968.78/11,962.52
  6. Step 6: Final answer
    x = 6,100.05

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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.