Home / 4,448.96-6,142.08-3,956.80

Finding the Fourth Proportional to 4,448.96, 6,142.08 and 3,956.80

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Solution

The fourth proportional to 4,448.96, 6,142.08 and 3,956.80 is: 5,462.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.96 : 6,142.08 = 3,956.80 : x
  2. Step 2: Convert to fraction form
    4,448.96/6,142.08 = 3,956.80/x
  3. Step 3: Cross multiply
    4,448.96x = 6,142.08 × 3,956.80
  4. Step 4: Simplify right side
    4,448.96x = 24,302,982.14
  5. Step 5: Solve for x
    x = 24,302,982.14/4,448.96
  6. Step 6: Final answer
    x = 5,462.62

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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.