Home / 8,121.02-11,207.02-4,584.98

Finding the Fourth Proportional to 8,121.02, 11,207.02 and 4,584.98

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Solution

The fourth proportional to 8,121.02, 11,207.02 and 4,584.98 is: 6,327.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121.02 : 11,207.02 = 4,584.98 : x
  2. Step 2: Convert to fraction form
    8,121.02/11,207.02 = 4,584.98/x
  3. Step 3: Cross multiply
    8,121.02x = 11,207.02 × 4,584.98
  4. Step 4: Simplify right side
    8,121.02x = 51,383,962.56
  5. Step 5: Solve for x
    x = 51,383,962.56/8,121.02
  6. Step 6: Final answer
    x = 6,327.28

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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.