Home / 5,212.60-7,193.36-2,822.55

Finding the Fourth Proportional to 5,212.60, 7,193.36 and 2,822.55

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Solution

The fourth proportional to 5,212.60, 7,193.36 and 2,822.55 is: 3,895.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.60 : 7,193.36 = 2,822.55 : x
  2. Step 2: Convert to fraction form
    5,212.60/7,193.36 = 2,822.55/x
  3. Step 3: Cross multiply
    5,212.60x = 7,193.36 × 2,822.55
  4. Step 4: Simplify right side
    5,212.60x = 20,303,624.73
  5. Step 5: Solve for x
    x = 20,303,624.73/5,212.60
  6. Step 6: Final answer
    x = 3,895.10

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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.