Home / 11,022.62-16,534.77-3,125

Finding the Fourth Proportional to 11,022.62, 16,534.77 and 3,125

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Solution

The fourth proportional to 11,022.62, 16,534.77 and 3,125 is: 4,687.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.62 : 16,534.77 = 3,125 : x
  2. Step 2: Convert to fraction form
    11,022.62/16,534.77 = 3,125/x
  3. Step 3: Cross multiply
    11,022.62x = 16,534.77 × 3,125
  4. Step 4: Simplify right side
    11,022.62x = 51,671,156.25
  5. Step 5: Solve for x
    x = 51,671,156.25/11,022.62
  6. Step 6: Final answer
    x = 4,687.74

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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.