Home / 10,571.49-15,864.93-3,997.67

Finding the Fourth Proportional to 10,571.49, 15,864.93 and 3,997.67

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Solution

The fourth proportional to 10,571.49, 15,864.93 and 3,997.67 is: 5,999.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571.49 : 15,864.93 = 3,997.67 : x
  2. Step 2: Convert to fraction form
    10,571.49/15,864.93 = 3,997.67/x
  3. Step 3: Cross multiply
    10,571.49x = 15,864.93 × 3,997.67
  4. Step 4: Simplify right side
    10,571.49x = 63,422,675.39
  5. Step 5: Solve for x
    x = 63,422,675.39/10,571.49
  6. Step 6: Final answer
    x = 5,999.41

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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.