Home / 10,974.01-16,428.70-6,800.61

Finding the Fourth Proportional to 10,974.01, 16,428.70 and 6,800.61

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Solution

The fourth proportional to 10,974.01, 16,428.70 and 6,800.61 is: 10,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.01 : 16,428.70 = 6,800.61 : x
  2. Step 2: Convert to fraction form
    10,974.01/16,428.70 = 6,800.61/x
  3. Step 3: Cross multiply
    10,974.01x = 16,428.70 × 6,800.61
  4. Step 4: Simplify right side
    10,974.01x = 111,725,099.36
  5. Step 5: Solve for x
    x = 111,725,099.36/10,974.01
  6. Step 6: Final answer
    x = 10,180.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.