Home / 3,100.61-4,650.92-2,551.64

Finding the Fourth Proportional to 3,100.61, 4,650.92 and 2,551.64

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Solution

The fourth proportional to 3,100.61, 4,650.92 and 2,551.64 is: 3,827.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.61 : 4,650.92 = 2,551.64 : x
  2. Step 2: Convert to fraction form
    3,100.61/4,650.92 = 2,551.64/x
  3. Step 3: Cross multiply
    3,100.61x = 4,650.92 × 2,551.64
  4. Step 4: Simplify right side
    3,100.61x = 11,867,447.06
  5. Step 5: Solve for x
    x = 11,867,447.06/3,100.61
  6. Step 6: Final answer
    x = 3,827.45

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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.