Home / 10,529.05-15,792.34-2,738.47

Finding the Fourth Proportional to 10,529.05, 15,792.34 and 2,738.47

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Solution

The fourth proportional to 10,529.05, 15,792.34 and 2,738.47 is: 4,107.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.05 : 15,792.34 = 2,738.47 : x
  2. Step 2: Convert to fraction form
    10,529.05/15,792.34 = 2,738.47/x
  3. Step 3: Cross multiply
    10,529.05x = 15,792.34 × 2,738.47
  4. Step 4: Simplify right side
    10,529.05x = 43,246,849.32
  5. Step 5: Solve for x
    x = 43,246,849.32/10,529.05
  6. Step 6: Final answer
    x = 4,107.38

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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.