Home / 3,108.85-4,657.32-2,412.07

Finding the Fourth Proportional to 3,108.85, 4,657.32 and 2,412.07

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Solution

The fourth proportional to 3,108.85, 4,657.32 and 2,412.07 is: 3,613.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.85 : 4,657.32 = 2,412.07 : x
  2. Step 2: Convert to fraction form
    3,108.85/4,657.32 = 2,412.07/x
  3. Step 3: Cross multiply
    3,108.85x = 4,657.32 × 2,412.07
  4. Step 4: Simplify right side
    3,108.85x = 11,233,770.21
  5. Step 5: Solve for x
    x = 11,233,770.21/3,108.85
  6. Step 6: Final answer
    x = 3,613.48

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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.