Home / 2,516.11-3,774.84-1,054.90

Finding the Fourth Proportional to 2,516.11, 3,774.84 and 1,054.90

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Solution

The fourth proportional to 2,516.11, 3,774.84 and 1,054.90 is: 1,582.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.11 : 3,774.84 = 1,054.90 : x
  2. Step 2: Convert to fraction form
    2,516.11/3,774.84 = 1,054.90/x
  3. Step 3: Cross multiply
    2,516.11x = 3,774.84 × 1,054.90
  4. Step 4: Simplify right side
    2,516.11x = 3,982,078.72
  5. Step 5: Solve for x
    x = 3,982,078.72/2,516.11
  6. Step 6: Final answer
    x = 1,582.63

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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.