Home / 11,573.82-15,971.57-6,538.56

Finding the Fourth Proportional to 11,573.82, 15,971.57 and 6,538.56

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Solution

The fourth proportional to 11,573.82, 15,971.57 and 6,538.56 is: 9,023.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,573.82 : 15,971.57 = 6,538.56 : x
  2. Step 2: Convert to fraction form
    11,573.82/15,971.57 = 6,538.56/x
  3. Step 3: Cross multiply
    11,573.82x = 15,971.57 × 6,538.56
  4. Step 4: Simplify right side
    11,573.82x = 104,431,085.09
  5. Step 5: Solve for x
    x = 104,431,085.09/11,573.82
  6. Step 6: Final answer
    x = 9,023.04

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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.