Home / 12,104.70-16,703.52-6,800.34

Finding the Fourth Proportional to 12,104.70, 16,703.52 and 6,800.34

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Solution

The fourth proportional to 12,104.70, 16,703.52 and 6,800.34 is: 9,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104.70 : 16,703.52 = 6,800.34 : x
  2. Step 2: Convert to fraction form
    12,104.70/16,703.52 = 6,800.34/x
  3. Step 3: Cross multiply
    12,104.70x = 16,703.52 × 6,800.34
  4. Step 4: Simplify right side
    12,104.70x = 113,589,615.20
  5. Step 5: Solve for x
    x = 113,589,615.20/12,104.70
  6. Step 6: Final answer
    x = 9,383.93

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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.