Home / 11,477.54-17,216.38-3,158.43

Finding the Fourth Proportional to 11,477.54, 17,216.38 and 3,158.43

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Solution

The fourth proportional to 11,477.54, 17,216.38 and 3,158.43 is: 4,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,477.54 : 17,216.38 = 3,158.43 : x
  2. Step 2: Convert to fraction form
    11,477.54/17,216.38 = 3,158.43/x
  3. Step 3: Cross multiply
    11,477.54x = 17,216.38 × 3,158.43
  4. Step 4: Simplify right side
    11,477.54x = 54,376,782.02
  5. Step 5: Solve for x
    x = 54,376,782.02/11,477.54
  6. Step 6: Final answer
    x = 4,737.67

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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.