Home / 10,764.60-16,118.10-6,847.80

Finding the Fourth Proportional to 10,764.60, 16,118.10 and 6,847.80

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Solution

The fourth proportional to 10,764.60, 16,118.10 and 6,847.80 is: 10,253.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.60 : 16,118.10 = 6,847.80 : x
  2. Step 2: Convert to fraction form
    10,764.60/16,118.10 = 6,847.80/x
  3. Step 3: Cross multiply
    10,764.60x = 16,118.10 × 6,847.80
  4. Step 4: Simplify right side
    10,764.60x = 110,373,525.18
  5. Step 5: Solve for x
    x = 110,373,525.18/10,764.60
  6. Step 6: Final answer
    x = 10,253.38

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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.