Home / 7,177.12-10,769.84-3,016.80

Finding the Fourth Proportional to 7,177.12, 10,769.84 and 3,016.80

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Solution

The fourth proportional to 7,177.12, 10,769.84 and 3,016.80 is: 4,526.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.12 : 10,769.84 = 3,016.80 : x
  2. Step 2: Convert to fraction form
    7,177.12/10,769.84 = 3,016.80/x
  3. Step 3: Cross multiply
    7,177.12x = 10,769.84 × 3,016.80
  4. Step 4: Simplify right side
    7,177.12x = 32,490,453.31
  5. Step 5: Solve for x
    x = 32,490,453.31/7,177.12
  6. Step 6: Final answer
    x = 4,526.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.