Home / 5,540.41-8,313.05-2,617.93

Finding the Fourth Proportional to 5,540.41, 8,313.05 and 2,617.93

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Solution

The fourth proportional to 5,540.41, 8,313.05 and 2,617.93 is: 3,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.41 : 8,313.05 = 2,617.93 : x
  2. Step 2: Convert to fraction form
    5,540.41/8,313.05 = 2,617.93/x
  3. Step 3: Cross multiply
    5,540.41x = 8,313.05 × 2,617.93
  4. Step 4: Simplify right side
    5,540.41x = 21,762,982.99
  5. Step 5: Solve for x
    x = 21,762,982.99/5,540.41
  6. Step 6: Final answer
    x = 3,928.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.