Home / 10,150.94-15,227.64-3,575.78

Finding the Fourth Proportional to 10,150.94, 15,227.64 and 3,575.78

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Solution

The fourth proportional to 10,150.94, 15,227.64 and 3,575.78 is: 5,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.94 : 15,227.64 = 3,575.78 : x
  2. Step 2: Convert to fraction form
    10,150.94/15,227.64 = 3,575.78/x
  3. Step 3: Cross multiply
    10,150.94x = 15,227.64 × 3,575.78
  4. Step 4: Simplify right side
    10,150.94x = 54,450,690.56
  5. Step 5: Solve for x
    x = 54,450,690.56/10,150.94
  6. Step 6: Final answer
    x = 5,364.10

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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.