Home / 7,982.13-11,015.36-4,445.27

Finding the Fourth Proportional to 7,982.13, 11,015.36 and 4,445.27

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Solution

The fourth proportional to 7,982.13, 11,015.36 and 4,445.27 is: 6,134.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.13 : 11,015.36 = 4,445.27 : x
  2. Step 2: Convert to fraction form
    7,982.13/11,015.36 = 4,445.27/x
  3. Step 3: Cross multiply
    7,982.13x = 11,015.36 × 4,445.27
  4. Step 4: Simplify right side
    7,982.13x = 48,966,249.35
  5. Step 5: Solve for x
    x = 48,966,249.35/7,982.13
  6. Step 6: Final answer
    x = 6,134.48

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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.