Home / 4,825.79-7,238.41-1,863.66

Finding the Fourth Proportional to 4,825.79, 7,238.41 and 1,863.66

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Solution

The fourth proportional to 4,825.79, 7,238.41 and 1,863.66 is: 2,795.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.79 : 7,238.41 = 1,863.66 : x
  2. Step 2: Convert to fraction form
    4,825.79/7,238.41 = 1,863.66/x
  3. Step 3: Cross multiply
    4,825.79x = 7,238.41 × 1,863.66
  4. Step 4: Simplify right side
    4,825.79x = 13,489,889.67
  5. Step 5: Solve for x
    x = 13,489,889.67/4,825.79
  6. Step 6: Final answer
    x = 2,795.37

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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.