Home / 4,938.30-7,406.73-1,651.38

Finding the Fourth Proportional to 4,938.30, 7,406.73 and 1,651.38

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Solution

The fourth proportional to 4,938.30, 7,406.73 and 1,651.38 is: 2,476.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.30 : 7,406.73 = 1,651.38 : x
  2. Step 2: Convert to fraction form
    4,938.30/7,406.73 = 1,651.38/x
  3. Step 3: Cross multiply
    4,938.30x = 7,406.73 × 1,651.38
  4. Step 4: Simplify right side
    4,938.30x = 12,231,325.79
  5. Step 5: Solve for x
    x = 12,231,325.79/4,938.30
  6. Step 6: Final answer
    x = 2,476.83

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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.