Home / 11,631.81-17,447.72-2,866.73

Finding the Fourth Proportional to 11,631.81, 17,447.72 and 2,866.73

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Solution

The fourth proportional to 11,631.81, 17,447.72 and 2,866.73 is: 4,300.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.81 : 17,447.72 = 2,866.73 : x
  2. Step 2: Convert to fraction form
    11,631.81/17,447.72 = 2,866.73/x
  3. Step 3: Cross multiply
    11,631.81x = 17,447.72 × 2,866.73
  4. Step 4: Simplify right side
    11,631.81x = 50,017,800.78
  5. Step 5: Solve for x
    x = 50,017,800.78/11,631.81
  6. Step 6: Final answer
    x = 4,300.09

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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.