Home / 7,414.20-10,239.99-5,052.24

Finding the Fourth Proportional to 7,414.20, 10,239.99 and 5,052.24

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Solution

The fourth proportional to 7,414.20, 10,239.99 and 5,052.24 is: 6,977.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.20 : 10,239.99 = 5,052.24 : x
  2. Step 2: Convert to fraction form
    7,414.20/10,239.99 = 5,052.24/x
  3. Step 3: Cross multiply
    7,414.20x = 10,239.99 × 5,052.24
  4. Step 4: Simplify right side
    7,414.20x = 51,734,835.88
  5. Step 5: Solve for x
    x = 51,734,835.88/7,414.20
  6. Step 6: Final answer
    x = 6,977.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.