Home / 10,429.62-15,648.75-4,194.05

Finding the Fourth Proportional to 10,429.62, 15,648.75 and 4,194.05

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Solution

The fourth proportional to 10,429.62, 15,648.75 and 4,194.05 is: 6,292.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429.62 : 15,648.75 = 4,194.05 : x
  2. Step 2: Convert to fraction form
    10,429.62/15,648.75 = 4,194.05/x
  3. Step 3: Cross multiply
    10,429.62x = 15,648.75 × 4,194.05
  4. Step 4: Simplify right side
    10,429.62x = 65,631,620.38
  5. Step 5: Solve for x
    x = 65,631,620.38/10,429.62
  6. Step 6: Final answer
    x = 6,292.81

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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.