Home / 10,772.53-16,149.20-4,197.22

Finding the Fourth Proportional to 10,772.53, 16,149.20 and 4,197.22

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Solution

The fourth proportional to 10,772.53, 16,149.20 and 4,197.22 is: 6,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.53 : 16,149.20 = 4,197.22 : x
  2. Step 2: Convert to fraction form
    10,772.53/16,149.20 = 4,197.22/x
  3. Step 3: Cross multiply
    10,772.53x = 16,149.20 × 4,197.22
  4. Step 4: Simplify right side
    10,772.53x = 67,781,683.86
  5. Step 5: Solve for x
    x = 67,781,683.86/10,772.53
  6. Step 6: Final answer
    x = 6,292.09

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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.