Home / 4,448.81-6,662.27-2,808.56

Finding the Fourth Proportional to 4,448.81, 6,662.27 and 2,808.56

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Solution

The fourth proportional to 4,448.81, 6,662.27 and 2,808.56 is: 4,205.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.81 : 6,662.27 = 2,808.56 : x
  2. Step 2: Convert to fraction form
    4,448.81/6,662.27 = 2,808.56/x
  3. Step 3: Cross multiply
    4,448.81x = 6,662.27 × 2,808.56
  4. Step 4: Simplify right side
    4,448.81x = 18,711,337.68
  5. Step 5: Solve for x
    x = 18,711,337.68/4,448.81
  6. Step 6: Final answer
    x = 4,205.92

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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.