Home / 10,671.04-16,006.60-7,383.20

Finding the Fourth Proportional to 10,671.04, 16,006.60 and 7,383.20

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Solution

The fourth proportional to 10,671.04, 16,006.60 and 7,383.20 is: 11,074.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.04 : 16,006.60 = 7,383.20 : x
  2. Step 2: Convert to fraction form
    10,671.04/16,006.60 = 7,383.20/x
  3. Step 3: Cross multiply
    10,671.04x = 16,006.60 × 7,383.20
  4. Step 4: Simplify right side
    10,671.04x = 118,179,929.12
  5. Step 5: Solve for x
    x = 118,179,929.12/10,671.04
  6. Step 6: Final answer
    x = 11,074.83

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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.