Home / 11,285.07-16,911.44-6,344.34

Finding the Fourth Proportional to 11,285.07, 16,911.44 and 6,344.34

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Solution

The fourth proportional to 11,285.07, 16,911.44 and 6,344.34 is: 9,507.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.07 : 16,911.44 = 6,344.34 : x
  2. Step 2: Convert to fraction form
    11,285.07/16,911.44 = 6,344.34/x
  3. Step 3: Cross multiply
    11,285.07x = 16,911.44 × 6,344.34
  4. Step 4: Simplify right side
    11,285.07x = 107,291,893.53
  5. Step 5: Solve for x
    x = 107,291,893.53/11,285.07
  6. Step 6: Final answer
    x = 9,507.42

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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.