Home / 7,487.39-11,231.09-2,293.26

Finding the Fourth Proportional to 7,487.39, 11,231.09 and 2,293.26

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Solution

The fourth proportional to 7,487.39, 11,231.09 and 2,293.26 is: 3,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.39 : 11,231.09 = 2,293.26 : x
  2. Step 2: Convert to fraction form
    7,487.39/11,231.09 = 2,293.26/x
  3. Step 3: Cross multiply
    7,487.39x = 11,231.09 × 2,293.26
  4. Step 4: Simplify right side
    7,487.39x = 25,755,797.99
  5. Step 5: Solve for x
    x = 25,755,797.99/7,487.39
  6. Step 6: Final answer
    x = 3,439.89

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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.