Home / 11,331.89-16,997.83-4,310.28

Finding the Fourth Proportional to 11,331.89, 16,997.83 and 4,310.28

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Solution

The fourth proportional to 11,331.89, 16,997.83 and 4,310.28 is: 6,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.89 : 16,997.83 = 4,310.28 : x
  2. Step 2: Convert to fraction form
    11,331.89/16,997.83 = 4,310.28/x
  3. Step 3: Cross multiply
    11,331.89x = 16,997.83 × 4,310.28
  4. Step 4: Simplify right side
    11,331.89x = 73,265,300.15
  5. Step 5: Solve for x
    x = 73,265,300.15/11,331.89
  6. Step 6: Final answer
    x = 6,465.41

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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.