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Finding the Fourth Proportional to 3,335.32, 5,008.11 and 2,822.06

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Solution

The fourth proportional to 3,335.32, 5,008.11 and 2,822.06 is: 4,237.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.32 : 5,008.11 = 2,822.06 : x
  2. Step 2: Convert to fraction form
    3,335.32/5,008.11 = 2,822.06/x
  3. Step 3: Cross multiply
    3,335.32x = 5,008.11 × 2,822.06
  4. Step 4: Simplify right side
    3,335.32x = 14,133,186.91
  5. Step 5: Solve for x
    x = 14,133,186.91/3,335.32
  6. Step 6: Final answer
    x = 4,237.43

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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.