Home / 11,459.73-17,190.49-4,885.96

Finding the Fourth Proportional to 11,459.73, 17,190.49 and 4,885.96

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Solution

The fourth proportional to 11,459.73, 17,190.49 and 4,885.96 is: 7,329.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459.73 : 17,190.49 = 4,885.96 : x
  2. Step 2: Convert to fraction form
    11,459.73/17,190.49 = 4,885.96/x
  3. Step 3: Cross multiply
    11,459.73x = 17,190.49 × 4,885.96
  4. Step 4: Simplify right side
    11,459.73x = 83,992,046.52
  5. Step 5: Solve for x
    x = 83,992,046.52/11,459.73
  6. Step 6: Final answer
    x = 7,329.32

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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.