Home / 10,719.73-16,080.68-3,698.92

Finding the Fourth Proportional to 10,719.73, 16,080.68 and 3,698.92

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Solution

The fourth proportional to 10,719.73, 16,080.68 and 3,698.92 is: 5,548.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.73 : 16,080.68 = 3,698.92 : x
  2. Step 2: Convert to fraction form
    10,719.73/16,080.68 = 3,698.92/x
  3. Step 3: Cross multiply
    10,719.73x = 16,080.68 × 3,698.92
  4. Step 4: Simplify right side
    10,719.73x = 59,481,148.87
  5. Step 5: Solve for x
    x = 59,481,148.87/10,719.73
  6. Step 6: Final answer
    x = 5,548.75

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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.