Home / 11,236.56-16,856.64-4,998.72

Finding the Fourth Proportional to 11,236.56, 16,856.64 and 4,998.72

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Solution

The fourth proportional to 11,236.56, 16,856.64 and 4,998.72 is: 7,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.56 : 16,856.64 = 4,998.72 : x
  2. Step 2: Convert to fraction form
    11,236.56/16,856.64 = 4,998.72/x
  3. Step 3: Cross multiply
    11,236.56x = 16,856.64 × 4,998.72
  4. Step 4: Simplify right side
    11,236.56x = 84,261,623.50
  5. Step 5: Solve for x
    x = 84,261,623.50/11,236.56
  6. Step 6: Final answer
    x = 7,498.88

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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.