Home / 11,628.48-17,443.12-4,609.82

Finding the Fourth Proportional to 11,628.48, 17,443.12 and 4,609.82

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Solution

The fourth proportional to 11,628.48, 17,443.12 and 4,609.82 is: 6,914.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.48 : 17,443.12 = 4,609.82 : x
  2. Step 2: Convert to fraction form
    11,628.48/17,443.12 = 4,609.82/x
  3. Step 3: Cross multiply
    11,628.48x = 17,443.12 × 4,609.82
  4. Step 4: Simplify right side
    11,628.48x = 80,409,643.44
  5. Step 5: Solve for x
    x = 80,409,643.44/11,628.48
  6. Step 6: Final answer
    x = 6,914.89

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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.