Home / 5,220.73-7,204.60-2,862.87

Finding the Fourth Proportional to 5,220.73, 7,204.60 and 2,862.87

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Solution

The fourth proportional to 5,220.73, 7,204.60 and 2,862.87 is: 3,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.73 : 7,204.60 = 2,862.87 : x
  2. Step 2: Convert to fraction form
    5,220.73/7,204.60 = 2,862.87/x
  3. Step 3: Cross multiply
    5,220.73x = 7,204.60 × 2,862.87
  4. Step 4: Simplify right side
    5,220.73x = 20,625,833.20
  5. Step 5: Solve for x
    x = 20,625,833.20/5,220.73
  6. Step 6: Final answer
    x = 3,950.76

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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.