Home / 5,161.32-7,744.41-3,212.46

Finding the Fourth Proportional to 5,161.32, 7,744.41 and 3,212.46

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Solution

The fourth proportional to 5,161.32, 7,744.41 and 3,212.46 is: 4,820.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161.32 : 7,744.41 = 3,212.46 : x
  2. Step 2: Convert to fraction form
    5,161.32/7,744.41 = 3,212.46/x
  3. Step 3: Cross multiply
    5,161.32x = 7,744.41 × 3,212.46
  4. Step 4: Simplify right side
    5,161.32x = 24,878,607.35
  5. Step 5: Solve for x
    x = 24,878,607.35/5,161.32
  6. Step 6: Final answer
    x = 4,820.20

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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.