Home / 12,003.39-16,562.97-6,966.90

Finding the Fourth Proportional to 12,003.39, 16,562.97 and 6,966.90

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Solution

The fourth proportional to 12,003.39, 16,562.97 and 6,966.90 is: 9,613.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003.39 : 16,562.97 = 6,966.90 : x
  2. Step 2: Convert to fraction form
    12,003.39/16,562.97 = 6,966.90/x
  3. Step 3: Cross multiply
    12,003.39x = 16,562.97 × 6,966.90
  4. Step 4: Simplify right side
    12,003.39x = 115,392,555.69
  5. Step 5: Solve for x
    x = 115,392,555.69/12,003.39
  6. Step 6: Final answer
    x = 9,613.33

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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.