Home / 2,539.14-3,807.82-1,722.39

Finding the Fourth Proportional to 2,539.14, 3,807.82 and 1,722.39

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Solution

The fourth proportional to 2,539.14, 3,807.82 and 1,722.39 is: 2,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.14 : 3,807.82 = 1,722.39 : x
  2. Step 2: Convert to fraction form
    2,539.14/3,807.82 = 1,722.39/x
  3. Step 3: Cross multiply
    2,539.14x = 3,807.82 × 1,722.39
  4. Step 4: Simplify right side
    2,539.14x = 6,558,551.09
  5. Step 5: Solve for x
    x = 6,558,551.09/2,539.14
  6. Step 6: Final answer
    x = 2,582.98

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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.