Home / 3,540.96-5,312.16-1,234.08

Finding the Fourth Proportional to 3,540.96, 5,312.16 and 1,234.08

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Solution

The fourth proportional to 3,540.96, 5,312.16 and 1,234.08 is: 1,851.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.96 : 5,312.16 = 1,234.08 : x
  2. Step 2: Convert to fraction form
    3,540.96/5,312.16 = 1,234.08/x
  3. Step 3: Cross multiply
    3,540.96x = 5,312.16 × 1,234.08
  4. Step 4: Simplify right side
    3,540.96x = 6,555,630.41
  5. Step 5: Solve for x
    x = 6,555,630.41/3,540.96
  6. Step 6: Final answer
    x = 1,851.37

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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.