Home / 6,609.13-9,120.53-3,624.97

Finding the Fourth Proportional to 6,609.13, 9,120.53 and 3,624.97

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Solution

The fourth proportional to 6,609.13, 9,120.53 and 3,624.97 is: 5,002.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.13 : 9,120.53 = 3,624.97 : x
  2. Step 2: Convert to fraction form
    6,609.13/9,120.53 = 3,624.97/x
  3. Step 3: Cross multiply
    6,609.13x = 9,120.53 × 3,624.97
  4. Step 4: Simplify right side
    6,609.13x = 33,061,662.59
  5. Step 5: Solve for x
    x = 33,061,662.59/6,609.13
  6. Step 6: Final answer
    x = 5,002.43

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1.5x scale

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.