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Finding the Fourth Proportional to 12,104.97, 16,703.04 and 6,798.77

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Solution

The fourth proportional to 12,104.97, 16,703.04 and 6,798.77 is: 9,381.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104.97 : 16,703.04 = 6,798.77 : x
  2. Step 2: Convert to fraction form
    12,104.97/16,703.04 = 6,798.77/x
  3. Step 3: Cross multiply
    12,104.97x = 16,703.04 × 6,798.77
  4. Step 4: Simplify right side
    12,104.97x = 113,560,127.26
  5. Step 5: Solve for x
    x = 113,560,127.26/12,104.97
  6. Step 6: Final answer
    x = 9,381.28

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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.