Home / 3,827.12-5,740.99-1,635.86

Finding the Fourth Proportional to 3,827.12, 5,740.99 and 1,635.86

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Solution

The fourth proportional to 3,827.12, 5,740.99 and 1,635.86 is: 2,453.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.12 : 5,740.99 = 1,635.86 : x
  2. Step 2: Convert to fraction form
    3,827.12/5,740.99 = 1,635.86/x
  3. Step 3: Cross multiply
    3,827.12x = 5,740.99 × 1,635.86
  4. Step 4: Simplify right side
    3,827.12x = 9,391,466.16
  5. Step 5: Solve for x
    x = 9,391,466.16/3,827.12
  6. Step 6: Final answer
    x = 2,453.93

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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.