Home / 10,772.08-16,158.72-4,197.71

Finding the Fourth Proportional to 10,772.08, 16,158.72 and 4,197.71

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Solution

The fourth proportional to 10,772.08, 16,158.72 and 4,197.71 is: 6,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.08 : 16,158.72 = 4,197.71 : x
  2. Step 2: Convert to fraction form
    10,772.08/16,158.72 = 4,197.71/x
  3. Step 3: Cross multiply
    10,772.08x = 16,158.72 × 4,197.71
  4. Step 4: Simplify right side
    10,772.08x = 67,829,620.53
  5. Step 5: Solve for x
    x = 67,829,620.53/10,772.08
  6. Step 6: Final answer
    x = 6,296.80

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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.