Home / 8,292.41-12,429.42-3,360.59

Finding the Fourth Proportional to 8,292.41, 12,429.42 and 3,360.59

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Solution

The fourth proportional to 8,292.41, 12,429.42 and 3,360.59 is: 5,037.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.41 : 12,429.42 = 3,360.59 : x
  2. Step 2: Convert to fraction form
    8,292.41/12,429.42 = 3,360.59/x
  3. Step 3: Cross multiply
    8,292.41x = 12,429.42 × 3,360.59
  4. Step 4: Simplify right side
    8,292.41x = 41,770,122.41
  5. Step 5: Solve for x
    x = 41,770,122.41/8,292.41
  6. Step 6: Final answer
    x = 5,037.15

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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.