Home / 10,571.04-15,859.29-3,997.28

Finding the Fourth Proportional to 10,571.04, 15,859.29 and 3,997.28

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Solution

The fourth proportional to 10,571.04, 15,859.29 and 3,997.28 is: 5,996.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571.04 : 15,859.29 = 3,997.28 : x
  2. Step 2: Convert to fraction form
    10,571.04/15,859.29 = 3,997.28/x
  3. Step 3: Cross multiply
    10,571.04x = 15,859.29 × 3,997.28
  4. Step 4: Simplify right side
    10,571.04x = 63,394,077.37
  5. Step 5: Solve for x
    x = 63,394,077.37/10,571.04
  6. Step 6: Final answer
    x = 5,996.96

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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.