Home / 4,837-7,258.70-2,647.27

Finding the Fourth Proportional to 4,837, 7,258.70 and 2,647.27

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Solution

The fourth proportional to 4,837, 7,258.70 and 2,647.27 is: 3,972.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,837 : 7,258.70 = 2,647.27 : x
  2. Step 2: Convert to fraction form
    4,837/7,258.70 = 2,647.27/x
  3. Step 3: Cross multiply
    4,837x = 7,258.70 × 2,647.27
  4. Step 4: Simplify right side
    4,837x = 19,215,738.75
  5. Step 5: Solve for x
    x = 19,215,738.75/4,837
  6. Step 6: Final answer
    x = 3,972.66

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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.