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Finding the Fourth Proportional to 12,241.77, 16,893.69 and 6,652.77

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Solution

The fourth proportional to 12,241.77, 16,893.69 and 6,652.77 is: 9,180.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.77 : 16,893.69 = 6,652.77 : x
  2. Step 2: Convert to fraction form
    12,241.77/16,893.69 = 6,652.77/x
  3. Step 3: Cross multiply
    12,241.77x = 16,893.69 × 6,652.77
  4. Step 4: Simplify right side
    12,241.77x = 112,389,834.02
  5. Step 5: Solve for x
    x = 112,389,834.02/12,241.77
  6. Step 6: Final answer
    x = 9,180.85

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1.5x scale

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.