Home / 2,539.96-3,504.78-1,545.28

Finding the Fourth Proportional to 2,539.96, 3,504.78 and 1,545.28

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Solution

The fourth proportional to 2,539.96, 3,504.78 and 1,545.28 is: 2,132.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.96 : 3,504.78 = 1,545.28 : x
  2. Step 2: Convert to fraction form
    2,539.96/3,504.78 = 1,545.28/x
  3. Step 3: Cross multiply
    2,539.96x = 3,504.78 × 1,545.28
  4. Step 4: Simplify right side
    2,539.96x = 5,415,866.44
  5. Step 5: Solve for x
    x = 5,415,866.44/2,539.96
  6. Step 6: Final answer
    x = 2,132.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.