Home / 2,560.83-3,837.92-2,230.35

Finding the Fourth Proportional to 2,560.83, 3,837.92 and 2,230.35

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Solution

The fourth proportional to 2,560.83, 3,837.92 and 2,230.35 is: 3,342.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.83 : 3,837.92 = 2,230.35 : x
  2. Step 2: Convert to fraction form
    2,560.83/3,837.92 = 2,230.35/x
  3. Step 3: Cross multiply
    2,560.83x = 3,837.92 × 2,230.35
  4. Step 4: Simplify right side
    2,560.83x = 8,559,893.72
  5. Step 5: Solve for x
    x = 8,559,893.72/2,560.83
  6. Step 6: Final answer
    x = 3,342.62

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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.