Home / 9,974.88-14,962.69-3,400.21

Finding the Fourth Proportional to 9,974.88, 14,962.69 and 3,400.21

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Solution

The fourth proportional to 9,974.88, 14,962.69 and 3,400.21 is: 5,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,974.88 : 14,962.69 = 3,400.21 : x
  2. Step 2: Convert to fraction form
    9,974.88/14,962.69 = 3,400.21/x
  3. Step 3: Cross multiply
    9,974.88x = 14,962.69 × 3,400.21
  4. Step 4: Simplify right side
    9,974.88x = 50,876,311.12
  5. Step 5: Solve for x
    x = 50,876,311.12/9,974.88
  6. Step 6: Final answer
    x = 5,100.44

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Similar ratio
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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.