Home / 8,838.05-13,255.43-3,571.67

Finding the Fourth Proportional to 8,838.05, 13,255.43 and 3,571.67

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Solution

The fourth proportional to 8,838.05, 13,255.43 and 3,571.67 is: 5,356.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.05 : 13,255.43 = 3,571.67 : x
  2. Step 2: Convert to fraction form
    8,838.05/13,255.43 = 3,571.67/x
  3. Step 3: Cross multiply
    8,838.05x = 13,255.43 × 3,571.67
  4. Step 4: Simplify right side
    8,838.05x = 47,344,036.95
  5. Step 5: Solve for x
    x = 47,344,036.95/8,838.05
  6. Step 6: Final answer
    x = 5,356.84

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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.