Home / 10,772.60-16,173.30-6,884.60

Finding the Fourth Proportional to 10,772.60, 16,173.30 and 6,884.60

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Solution

The fourth proportional to 10,772.60, 16,173.30 and 6,884.60 is: 10,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.60 : 16,173.30 = 6,884.60 : x
  2. Step 2: Convert to fraction form
    10,772.60/16,173.30 = 6,884.60/x
  3. Step 3: Cross multiply
    10,772.60x = 16,173.30 × 6,884.60
  4. Step 4: Simplify right side
    10,772.60x = 111,346,701.18
  5. Step 5: Solve for x
    x = 111,346,701.18/10,772.60
  6. Step 6: Final answer
    x = 10,336.10

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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.