Home / 4,137.21-5,713.00-2,814.08

Finding the Fourth Proportional to 4,137.21, 5,713.00 and 2,814.08

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Solution

The fourth proportional to 4,137.21, 5,713.00 and 2,814.08 is: 3,885.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.21 : 5,713.00 = 2,814.08 : x
  2. Step 2: Convert to fraction form
    4,137.21/5,713.00 = 2,814.08/x
  3. Step 3: Cross multiply
    4,137.21x = 5,713.00 × 2,814.08
  4. Step 4: Simplify right side
    4,137.21x = 16,076,803.44
  5. Step 5: Solve for x
    x = 16,076,803.44/4,137.21
  6. Step 6: Final answer
    x = 3,885.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.