Home / 11,489.96-17,200.92-7,093.28

Finding the Fourth Proportional to 11,489.96, 17,200.92 and 7,093.28

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Solution

The fourth proportional to 11,489.96, 17,200.92 and 7,093.28 is: 10,618.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,489.96 : 17,200.92 = 7,093.28 : x
  2. Step 2: Convert to fraction form
    11,489.96/17,200.92 = 7,093.28/x
  3. Step 3: Cross multiply
    11,489.96x = 17,200.92 × 7,093.28
  4. Step 4: Simplify right side
    11,489.96x = 122,010,941.82
  5. Step 5: Solve for x
    x = 122,010,941.82/11,489.96
  6. Step 6: Final answer
    x = 10,618.92

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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.