Home / 4,245.54-6,370.11-2,055.90

Finding the Fourth Proportional to 4,245.54, 6,370.11 and 2,055.90

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Solution

The fourth proportional to 4,245.54, 6,370.11 and 2,055.90 is: 3,084.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.54 : 6,370.11 = 2,055.90 : x
  2. Step 2: Convert to fraction form
    4,245.54/6,370.11 = 2,055.90/x
  3. Step 3: Cross multiply
    4,245.54x = 6,370.11 × 2,055.90
  4. Step 4: Simplify right side
    4,245.54x = 13,096,309.15
  5. Step 5: Solve for x
    x = 13,096,309.15/4,245.54
  6. Step 6: Final answer
    x = 3,084.72

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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.