Home / 4,212.62-5,813.42-2,349.62

Finding the Fourth Proportional to 4,212.62, 5,813.42 and 2,349.62

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Solution

The fourth proportional to 4,212.62, 5,813.42 and 2,349.62 is: 3,242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.62 : 5,813.42 = 2,349.62 : x
  2. Step 2: Convert to fraction form
    4,212.62/5,813.42 = 2,349.62/x
  3. Step 3: Cross multiply
    4,212.62x = 5,813.42 × 2,349.62
  4. Step 4: Simplify right side
    4,212.62x = 13,659,327.90
  5. Step 5: Solve for x
    x = 13,659,327.90/4,212.62
  6. Step 6: Final answer
    x = 3,242.48

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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.