Home / 10,171.14-15,253.59-3,595.78

Finding the Fourth Proportional to 10,171.14, 15,253.59 and 3,595.78

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Solution

The fourth proportional to 10,171.14, 15,253.59 and 3,595.78 is: 5,392.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.14 : 15,253.59 = 3,595.78 : x
  2. Step 2: Convert to fraction form
    10,171.14/15,253.59 = 3,595.78/x
  3. Step 3: Cross multiply
    10,171.14x = 15,253.59 × 3,595.78
  4. Step 4: Simplify right side
    10,171.14x = 54,848,553.85
  5. Step 5: Solve for x
    x = 54,848,553.85/10,171.14
  6. Step 6: Final answer
    x = 5,392.57

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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.