Home / 11,516.94-17,272.31-4,020.98

Finding the Fourth Proportional to 11,516.94, 17,272.31 and 4,020.98

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Solution

The fourth proportional to 11,516.94, 17,272.31 and 4,020.98 is: 6,030.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.94 : 17,272.31 = 4,020.98 : x
  2. Step 2: Convert to fraction form
    11,516.94/17,272.31 = 4,020.98/x
  3. Step 3: Cross multiply
    11,516.94x = 17,272.31 × 4,020.98
  4. Step 4: Simplify right side
    11,516.94x = 69,451,506.60
  5. Step 5: Solve for x
    x = 69,451,506.60/11,516.94
  6. Step 6: Final answer
    x = 6,030.38

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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.