Home / 5,251.30-7,246.61-2,893.45

Finding the Fourth Proportional to 5,251.30, 7,246.61 and 2,893.45

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Solution

The fourth proportional to 5,251.30, 7,246.61 and 2,893.45 is: 3,992.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.30 : 7,246.61 = 2,893.45 : x
  2. Step 2: Convert to fraction form
    5,251.30/7,246.61 = 2,893.45/x
  3. Step 3: Cross multiply
    5,251.30x = 7,246.61 × 2,893.45
  4. Step 4: Simplify right side
    5,251.30x = 20,967,689.24
  5. Step 5: Solve for x
    x = 20,967,689.24/5,251.30
  6. Step 6: Final answer
    x = 3,992.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.