Home / 10,414.77-15,623.36-6,519.48

Finding the Fourth Proportional to 10,414.77, 15,623.36 and 6,519.48

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Solution

The fourth proportional to 10,414.77, 15,623.36 and 6,519.48 is: 9,779.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.77 : 15,623.36 = 6,519.48 : x
  2. Step 2: Convert to fraction form
    10,414.77/15,623.36 = 6,519.48/x
  3. Step 3: Cross multiply
    10,414.77x = 15,623.36 × 6,519.48
  4. Step 4: Simplify right side
    10,414.77x = 101,856,183.05
  5. Step 5: Solve for x
    x = 101,856,183.05/10,414.77
  6. Step 6: Final answer
    x = 9,779.97

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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.