Home / 3,827.12-5,735.51-2,899.77

Finding the Fourth Proportional to 3,827.12, 5,735.51 and 2,899.77

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Solution

The fourth proportional to 3,827.12, 5,735.51 and 2,899.77 is: 4,345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.12 : 5,735.51 = 2,899.77 : x
  2. Step 2: Convert to fraction form
    3,827.12/5,735.51 = 2,899.77/x
  3. Step 3: Cross multiply
    3,827.12x = 5,735.51 × 2,899.77
  4. Step 4: Simplify right side
    3,827.12x = 16,631,634.70
  5. Step 5: Solve for x
    x = 16,631,634.70/3,827.12
  6. Step 6: Final answer
    x = 4,345.74

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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.