Home / 5,351.88-7,388.46-3,586.50

Finding the Fourth Proportional to 5,351.88, 7,388.46 and 3,586.50

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Solution

The fourth proportional to 5,351.88, 7,388.46 and 3,586.50 is: 4,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.88 : 7,388.46 = 3,586.50 : x
  2. Step 2: Convert to fraction form
    5,351.88/7,388.46 = 3,586.50/x
  3. Step 3: Cross multiply
    5,351.88x = 7,388.46 × 3,586.50
  4. Step 4: Simplify right side
    5,351.88x = 26,498,711.79
  5. Step 5: Solve for x
    x = 26,498,711.79/5,351.88
  6. Step 6: Final answer
    x = 4,951.29

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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.