Home / 10,719.58-16,080.92-3,324.63

Finding the Fourth Proportional to 10,719.58, 16,080.92 and 3,324.63

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Solution

The fourth proportional to 10,719.58, 16,080.92 and 3,324.63 is: 4,987.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.58 : 16,080.92 = 3,324.63 : x
  2. Step 2: Convert to fraction form
    10,719.58/16,080.92 = 3,324.63/x
  3. Step 3: Cross multiply
    10,719.58x = 16,080.92 × 3,324.63
  4. Step 4: Simplify right side
    10,719.58x = 53,463,109.06
  5. Step 5: Solve for x
    x = 53,463,109.06/10,719.58
  6. Step 6: Final answer
    x = 4,987.43

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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.