Home / 7,228.21-10,824.99-3,708.96

Finding the Fourth Proportional to 7,228.21, 10,824.99 and 3,708.96

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Solution

The fourth proportional to 7,228.21, 10,824.99 and 3,708.96 is: 5,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228.21 : 10,824.99 = 3,708.96 : x
  2. Step 2: Convert to fraction form
    7,228.21/10,824.99 = 3,708.96/x
  3. Step 3: Cross multiply
    7,228.21x = 10,824.99 × 3,708.96
  4. Step 4: Simplify right side
    7,228.21x = 40,149,454.91
  5. Step 5: Solve for x
    x = 40,149,454.91/7,228.21
  6. Step 6: Final answer
    x = 5,554.55

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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.