Home / 8,525.08-12,778.98-3,323.80

Finding the Fourth Proportional to 8,525.08, 12,778.98 and 3,323.80

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Solution

The fourth proportional to 8,525.08, 12,778.98 and 3,323.80 is: 4,982.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525.08 : 12,778.98 = 3,323.80 : x
  2. Step 2: Convert to fraction form
    8,525.08/12,778.98 = 3,323.80/x
  3. Step 3: Cross multiply
    8,525.08x = 12,778.98 × 3,323.80
  4. Step 4: Simplify right side
    8,525.08x = 42,474,773.72
  5. Step 5: Solve for x
    x = 42,474,773.72/8,525.08
  6. Step 6: Final answer
    x = 4,982.33

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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.