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Finding the Fourth Proportional to 7,992.96, 11,026.23 and 5,344.26

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Solution

The fourth proportional to 7,992.96, 11,026.23 and 5,344.26 is: 7,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.96 : 11,026.23 = 5,344.26 : x
  2. Step 2: Convert to fraction form
    7,992.96/11,026.23 = 5,344.26/x
  3. Step 3: Cross multiply
    7,992.96x = 11,026.23 × 5,344.26
  4. Step 4: Simplify right side
    7,992.96x = 58,927,039.94
  5. Step 5: Solve for x
    x = 58,927,039.94/7,992.96
  6. Step 6: Final answer
    x = 7,372.37

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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.