Home / 3,190.44-4,785.48-1,541.99

Finding the Fourth Proportional to 3,190.44, 4,785.48 and 1,541.99

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Solution

The fourth proportional to 3,190.44, 4,785.48 and 1,541.99 is: 2,312.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.44 : 4,785.48 = 1,541.99 : x
  2. Step 2: Convert to fraction form
    3,190.44/4,785.48 = 1,541.99/x
  3. Step 3: Cross multiply
    3,190.44x = 4,785.48 × 1,541.99
  4. Step 4: Simplify right side
    3,190.44x = 7,379,147.35
  5. Step 5: Solve for x
    x = 7,379,147.35/3,190.44
  6. Step 6: Final answer
    x = 2,312.89

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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.