Home / 3,238.75-4,430.99-3,224.89

Finding the Fourth Proportional to 3,238.75, 4,430.99 and 3,224.89

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Solution

The fourth proportional to 3,238.75, 4,430.99 and 3,224.89 is: 4,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.75 : 4,430.99 = 3,224.89 : x
  2. Step 2: Convert to fraction form
    3,238.75/4,430.99 = 3,224.89/x
  3. Step 3: Cross multiply
    3,238.75x = 4,430.99 × 3,224.89
  4. Step 4: Simplify right side
    3,238.75x = 14,289,455.34
  5. Step 5: Solve for x
    x = 14,289,455.34/3,238.75
  6. Step 6: Final answer
    x = 4,412.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.