Home / 7,327.45-10,110.99-4,140.55

Finding the Fourth Proportional to 7,327.45, 10,110.99 and 4,140.55

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Solution

The fourth proportional to 7,327.45, 10,110.99 and 4,140.55 is: 5,713.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.45 : 10,110.99 = 4,140.55 : x
  2. Step 2: Convert to fraction form
    7,327.45/10,110.99 = 4,140.55/x
  3. Step 3: Cross multiply
    7,327.45x = 10,110.99 × 4,140.55
  4. Step 4: Simplify right side
    7,327.45x = 41,865,059.64
  5. Step 5: Solve for x
    x = 41,865,059.64/7,327.45
  6. Step 6: Final answer
    x = 5,713.46

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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.