Home / 11,738.21-16,195.49-6,700.61

Finding the Fourth Proportional to 11,738.21, 16,195.49 and 6,700.61

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Solution

The fourth proportional to 11,738.21, 16,195.49 and 6,700.61 is: 9,244.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,738.21 : 16,195.49 = 6,700.61 : x
  2. Step 2: Convert to fraction form
    11,738.21/16,195.49 = 6,700.61/x
  3. Step 3: Cross multiply
    11,738.21x = 16,195.49 × 6,700.61
  4. Step 4: Simplify right side
    11,738.21x = 108,519,547.77
  5. Step 5: Solve for x
    x = 108,519,547.77/11,738.21
  6. Step 6: Final answer
    x = 9,244.99

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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.