Home / 5,548.91-7,654.91-3,422.66

Finding the Fourth Proportional to 5,548.91, 7,654.91 and 3,422.66

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Solution

The fourth proportional to 5,548.91, 7,654.91 and 3,422.66 is: 4,721.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.91 : 7,654.91 = 3,422.66 : x
  2. Step 2: Convert to fraction form
    5,548.91/7,654.91 = 3,422.66/x
  3. Step 3: Cross multiply
    5,548.91x = 7,654.91 × 3,422.66
  4. Step 4: Simplify right side
    5,548.91x = 26,200,098.87
  5. Step 5: Solve for x
    x = 26,200,098.87/5,548.91
  6. Step 6: Final answer
    x = 4,721.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.