Home / 8,323.20-12,468.96-4,429.44

Finding the Fourth Proportional to 8,323.20, 12,468.96 and 4,429.44

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Solution

The fourth proportional to 8,323.20, 12,468.96 and 4,429.44 is: 6,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323.20 : 12,468.96 = 4,429.44 : x
  2. Step 2: Convert to fraction form
    8,323.20/12,468.96 = 4,429.44/x
  3. Step 3: Cross multiply
    8,323.20x = 12,468.96 × 4,429.44
  4. Step 4: Simplify right side
    8,323.20x = 55,230,510.18
  5. Step 5: Solve for x
    x = 55,230,510.18/8,323.20
  6. Step 6: Final answer
    x = 6,635.73

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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.