Home / 12,079.35-16,669.67-6,773.85

Finding the Fourth Proportional to 12,079.35, 16,669.67 and 6,773.85

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Solution

The fourth proportional to 12,079.35, 16,669.67 and 6,773.85 is: 9,348.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,079.35 : 16,669.67 = 6,773.85 : x
  2. Step 2: Convert to fraction form
    12,079.35/16,669.67 = 6,773.85/x
  3. Step 3: Cross multiply
    12,079.35x = 16,669.67 × 6,773.85
  4. Step 4: Simplify right side
    12,079.35x = 112,917,810.26
  5. Step 5: Solve for x
    x = 112,917,810.26/12,079.35
  6. Step 6: Final answer
    x = 9,348.00

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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.