Home / 7,424.92-11,136.21-2,229.58

Finding the Fourth Proportional to 7,424.92, 11,136.21 and 2,229.58

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Solution

The fourth proportional to 7,424.92, 11,136.21 and 2,229.58 is: 3,344.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.92 : 11,136.21 = 2,229.58 : x
  2. Step 2: Convert to fraction form
    7,424.92/11,136.21 = 2,229.58/x
  3. Step 3: Cross multiply
    7,424.92x = 11,136.21 × 2,229.58
  4. Step 4: Simplify right side
    7,424.92x = 24,829,071.09
  5. Step 5: Solve for x
    x = 24,829,071.09/7,424.92
  6. Step 6: Final answer
    x = 3,344.02

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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.