Home / 5,028.42-7,539.81-2,257.77

Finding the Fourth Proportional to 5,028.42, 7,539.81 and 2,257.77

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Solution

The fourth proportional to 5,028.42, 7,539.81 and 2,257.77 is: 3,385.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.42 : 7,539.81 = 2,257.77 : x
  2. Step 2: Convert to fraction form
    5,028.42/7,539.81 = 2,257.77/x
  3. Step 3: Cross multiply
    5,028.42x = 7,539.81 × 2,257.77
  4. Step 4: Simplify right side
    5,028.42x = 17,023,156.82
  5. Step 5: Solve for x
    x = 17,023,156.82/5,028.42
  6. Step 6: Final answer
    x = 3,385.39

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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.