Home / 2,551.14-3,518.37-2,291.94

Finding the Fourth Proportional to 2,551.14, 3,518.37 and 2,291.94

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Solution

The fourth proportional to 2,551.14, 3,518.37 and 2,291.94 is: 3,160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.14 : 3,518.37 = 2,291.94 : x
  2. Step 2: Convert to fraction form
    2,551.14/3,518.37 = 2,291.94/x
  3. Step 3: Cross multiply
    2,551.14x = 3,518.37 × 2,291.94
  4. Step 4: Simplify right side
    2,551.14x = 8,063,892.94
  5. Step 5: Solve for x
    x = 8,063,892.94/2,551.14
  6. Step 6: Final answer
    x = 3,160.90

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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.