Home / 11,845.76-17,769.51-4,054.50

Finding the Fourth Proportional to 11,845.76, 17,769.51 and 4,054.50

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Solution

The fourth proportional to 11,845.76, 17,769.51 and 4,054.50 is: 6,082.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.76 : 17,769.51 = 4,054.50 : x
  2. Step 2: Convert to fraction form
    11,845.76/17,769.51 = 4,054.50/x
  3. Step 3: Cross multiply
    11,845.76x = 17,769.51 × 4,054.50
  4. Step 4: Simplify right side
    11,845.76x = 72,046,478.30
  5. Step 5: Solve for x
    x = 72,046,478.30/11,845.76
  6. Step 6: Final answer
    x = 6,082.05

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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.