Home / 8,063.20-11,129.94-5,084

Finding the Fourth Proportional to 8,063.20, 11,129.94 and 5,084

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Solution

The fourth proportional to 8,063.20, 11,129.94 and 5,084 is: 7,017.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.20 : 11,129.94 = 5,084 : x
  2. Step 2: Convert to fraction form
    8,063.20/11,129.94 = 5,084/x
  3. Step 3: Cross multiply
    8,063.20x = 11,129.94 × 5,084
  4. Step 4: Simplify right side
    8,063.20x = 56,584,614.96
  5. Step 5: Solve for x
    x = 56,584,614.96/8,063.20
  6. Step 6: Final answer
    x = 7,017.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.