Home / 10,887.44-16,331.40-6,173.76

Finding the Fourth Proportional to 10,887.44, 16,331.40 and 6,173.76

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Solution

The fourth proportional to 10,887.44, 16,331.40 and 6,173.76 is: 9,260.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887.44 : 16,331.40 = 6,173.76 : x
  2. Step 2: Convert to fraction form
    10,887.44/16,331.40 = 6,173.76/x
  3. Step 3: Cross multiply
    10,887.44x = 16,331.40 × 6,173.76
  4. Step 4: Simplify right side
    10,887.44x = 100,826,144.06
  5. Step 5: Solve for x
    x = 100,826,144.06/10,887.44
  6. Step 6: Final answer
    x = 9,260.78

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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.