Home / 10,782.20-16,168.98-3,852.92

Finding the Fourth Proportional to 10,782.20, 16,168.98 and 3,852.92

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Solution

The fourth proportional to 10,782.20, 16,168.98 and 3,852.92 is: 5,777.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782.20 : 16,168.98 = 3,852.92 : x
  2. Step 2: Convert to fraction form
    10,782.20/16,168.98 = 3,852.92/x
  3. Step 3: Cross multiply
    10,782.20x = 16,168.98 × 3,852.92
  4. Step 4: Simplify right side
    10,782.20x = 62,297,786.42
  5. Step 5: Solve for x
    x = 62,297,786.42/10,782.20
  6. Step 6: Final answer
    x = 5,777.84

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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.