Home / 12,044.07-16,620.66-6,738.84

Finding the Fourth Proportional to 12,044.07, 16,620.66 and 6,738.84

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Solution

The fourth proportional to 12,044.07, 16,620.66 and 6,738.84 is: 9,299.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.07 : 16,620.66 = 6,738.84 : x
  2. Step 2: Convert to fraction form
    12,044.07/16,620.66 = 6,738.84/x
  3. Step 3: Cross multiply
    12,044.07x = 16,620.66 × 6,738.84
  4. Step 4: Simplify right side
    12,044.07x = 112,003,968.43
  5. Step 5: Solve for x
    x = 112,003,968.43/12,044.07
  6. Step 6: Final answer
    x = 9,299.51

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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.