Home / 11,775.70-17,663.48-3,010.60

Finding the Fourth Proportional to 11,775.70, 17,663.48 and 3,010.60

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Solution

The fourth proportional to 11,775.70, 17,663.48 and 3,010.60 is: 4,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,775.70 : 17,663.48 = 3,010.60 : x
  2. Step 2: Convert to fraction form
    11,775.70/17,663.48 = 3,010.60/x
  3. Step 3: Cross multiply
    11,775.70x = 17,663.48 × 3,010.60
  4. Step 4: Simplify right side
    11,775.70x = 53,177,672.89
  5. Step 5: Solve for x
    x = 53,177,672.89/11,775.70
  6. Step 6: Final answer
    x = 4,515.88

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1.5x scale

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.