Home / 11,884.86-17,827.27-4,868.15

Finding the Fourth Proportional to 11,884.86, 17,827.27 and 4,868.15

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Solution

The fourth proportional to 11,884.86, 17,827.27 and 4,868.15 is: 7,302.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,884.86 : 17,827.27 = 4,868.15 : x
  2. Step 2: Convert to fraction form
    11,884.86/17,827.27 = 4,868.15/x
  3. Step 3: Cross multiply
    11,884.86x = 17,827.27 × 4,868.15
  4. Step 4: Simplify right side
    11,884.86x = 86,785,723.14
  5. Step 5: Solve for x
    x = 86,785,723.14/11,884.86
  6. Step 6: Final answer
    x = 7,302.21

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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.