Home / 10,813.14-16,218.90-3,022.56

Finding the Fourth Proportional to 10,813.14, 16,218.90 and 3,022.56

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Solution

The fourth proportional to 10,813.14, 16,218.90 and 3,022.56 is: 4,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813.14 : 16,218.90 = 3,022.56 : x
  2. Step 2: Convert to fraction form
    10,813.14/16,218.90 = 3,022.56/x
  3. Step 3: Cross multiply
    10,813.14x = 16,218.90 × 3,022.56
  4. Step 4: Simplify right side
    10,813.14x = 49,022,598.38
  5. Step 5: Solve for x
    x = 49,022,598.38/10,813.14
  6. Step 6: Final answer
    x = 4,533.61

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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.