Home / 2,539.26-3,809.57-1,368.77

Finding the Fourth Proportional to 2,539.26, 3,809.57 and 1,368.77

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Solution

The fourth proportional to 2,539.26, 3,809.57 and 1,368.77 is: 2,053.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.26 : 3,809.57 = 1,368.77 : x
  2. Step 2: Convert to fraction form
    2,539.26/3,809.57 = 1,368.77/x
  3. Step 3: Cross multiply
    2,539.26x = 3,809.57 × 1,368.77
  4. Step 4: Simplify right side
    2,539.26x = 5,214,399.24
  5. Step 5: Solve for x
    x = 5,214,399.24/2,539.26
  6. Step 6: Final answer
    x = 2,053.51

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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.