Home / 3,639.66-5,462.20-2,704.76

Finding the Fourth Proportional to 3,639.66, 5,462.20 and 2,704.76

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Solution

The fourth proportional to 3,639.66, 5,462.20 and 2,704.76 is: 4,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.66 : 5,462.20 = 2,704.76 : x
  2. Step 2: Convert to fraction form
    3,639.66/5,462.20 = 2,704.76/x
  3. Step 3: Cross multiply
    3,639.66x = 5,462.20 × 2,704.76
  4. Step 4: Simplify right side
    3,639.66x = 14,773,945.11
  5. Step 5: Solve for x
    x = 14,773,945.11/3,639.66
  6. Step 6: Final answer
    x = 4,059.15

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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.