Home / 3,829.08-5,742.72-2,440.38

Finding the Fourth Proportional to 3,829.08, 5,742.72 and 2,440.38

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Solution

The fourth proportional to 3,829.08, 5,742.72 and 2,440.38 is: 3,660.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.08 : 5,742.72 = 2,440.38 : x
  2. Step 2: Convert to fraction form
    3,829.08/5,742.72 = 2,440.38/x
  3. Step 3: Cross multiply
    3,829.08x = 5,742.72 × 2,440.38
  4. Step 4: Simplify right side
    3,829.08x = 14,014,419.03
  5. Step 5: Solve for x
    x = 14,014,419.03/3,829.08
  6. Step 6: Final answer
    x = 3,660.00

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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.