Home / 8,827.78-13,241.36-2,253.91

Finding the Fourth Proportional to 8,827.78, 13,241.36 and 2,253.91

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Solution

The fourth proportional to 8,827.78, 13,241.36 and 2,253.91 is: 3,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.78 : 13,241.36 = 2,253.91 : x
  2. Step 2: Convert to fraction form
    8,827.78/13,241.36 = 2,253.91/x
  3. Step 3: Cross multiply
    8,827.78x = 13,241.36 × 2,253.91
  4. Step 4: Simplify right side
    8,827.78x = 29,844,822.45
  5. Step 5: Solve for x
    x = 29,844,822.45/8,827.78
  6. Step 6: Final answer
    x = 3,380.78

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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.