Home / 10,800.61-16,182.67-6,631.94

Finding the Fourth Proportional to 10,800.61, 16,182.67 and 6,631.94

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Solution

The fourth proportional to 10,800.61, 16,182.67 and 6,631.94 is: 9,936.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.61 : 16,182.67 = 6,631.94 : x
  2. Step 2: Convert to fraction form
    10,800.61/16,182.67 = 6,631.94/x
  3. Step 3: Cross multiply
    10,800.61x = 16,182.67 × 6,631.94
  4. Step 4: Simplify right side
    10,800.61x = 107,322,496.48
  5. Step 5: Solve for x
    x = 107,322,496.48/10,800.61
  6. Step 6: Final answer
    x = 9,936.71

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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.