Home / 3,820.16-5,272.01-2,327.82

Finding the Fourth Proportional to 3,820.16, 5,272.01 and 2,327.82

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Solution

The fourth proportional to 3,820.16, 5,272.01 and 2,327.82 is: 3,212.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.16 : 5,272.01 = 2,327.82 : x
  2. Step 2: Convert to fraction form
    3,820.16/5,272.01 = 2,327.82/x
  3. Step 3: Cross multiply
    3,820.16x = 5,272.01 × 2,327.82
  4. Step 4: Simplify right side
    3,820.16x = 12,272,278.68
  5. Step 5: Solve for x
    x = 12,272,278.68/3,820.16
  6. Step 6: Final answer
    x = 3,212.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.