Home / 5,251.81-7,247.52-2,893.95

Finding the Fourth Proportional to 5,251.81, 7,247.52 and 2,893.95

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Solution

The fourth proportional to 5,251.81, 7,247.52 and 2,893.95 is: 3,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.81 : 7,247.52 = 2,893.95 : x
  2. Step 2: Convert to fraction form
    5,251.81/7,247.52 = 2,893.95/x
  3. Step 3: Cross multiply
    5,251.81x = 7,247.52 × 2,893.95
  4. Step 4: Simplify right side
    5,251.81x = 20,973,960.50
  5. Step 5: Solve for x
    x = 20,973,960.50/5,251.81
  6. Step 6: Final answer
    x = 3,993.66

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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.