Home / 10,874.00-16,310.77-3,478.44

Finding the Fourth Proportional to 10,874.00, 16,310.77 and 3,478.44

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Solution

The fourth proportional to 10,874.00, 16,310.77 and 3,478.44 is: 5,217.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.00 : 16,310.77 = 3,478.44 : x
  2. Step 2: Convert to fraction form
    10,874.00/16,310.77 = 3,478.44/x
  3. Step 3: Cross multiply
    10,874.00x = 16,310.77 × 3,478.44
  4. Step 4: Simplify right side
    10,874.00x = 56,736,030.45
  5. Step 5: Solve for x
    x = 56,736,030.45/10,874.00
  6. Step 6: Final answer
    x = 5,217.58

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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.