Home / 8,949.42-13,424.94-3,683.21

Finding the Fourth Proportional to 8,949.42, 13,424.94 and 3,683.21

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Solution

The fourth proportional to 8,949.42, 13,424.94 and 3,683.21 is: 5,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.42 : 13,424.94 = 3,683.21 : x
  2. Step 2: Convert to fraction form
    8,949.42/13,424.94 = 3,683.21/x
  3. Step 3: Cross multiply
    8,949.42x = 13,424.94 × 3,683.21
  4. Step 4: Simplify right side
    8,949.42x = 49,446,806.13
  5. Step 5: Solve for x
    x = 49,446,806.13/8,949.42
  6. Step 6: Final answer
    x = 5,525.14

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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.