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Finding the Fourth Proportional to 8,801.46, 12,146.05 and 4,822.64

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Solution

The fourth proportional to 8,801.46, 12,146.05 and 4,822.64 is: 6,655.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.46 : 12,146.05 = 4,822.64 : x
  2. Step 2: Convert to fraction form
    8,801.46/12,146.05 = 4,822.64/x
  3. Step 3: Cross multiply
    8,801.46x = 12,146.05 × 4,822.64
  4. Step 4: Simplify right side
    8,801.46x = 58,576,017.42
  5. Step 5: Solve for x
    x = 58,576,017.42/8,801.46
  6. Step 6: Final answer
    x = 6,655.26

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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.