Home / 8,292.82-12,439.14-3,361.12

Finding the Fourth Proportional to 8,292.82, 12,439.14 and 3,361.12

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Solution

The fourth proportional to 8,292.82, 12,439.14 and 3,361.12 is: 5,041.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.82 : 12,439.14 = 3,361.12 : x
  2. Step 2: Convert to fraction form
    8,292.82/12,439.14 = 3,361.12/x
  3. Step 3: Cross multiply
    8,292.82x = 12,439.14 × 3,361.12
  4. Step 4: Simplify right side
    8,292.82x = 41,809,442.24
  5. Step 5: Solve for x
    x = 41,809,442.24/8,292.82
  6. Step 6: Final answer
    x = 5,041.64

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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.