Home / 5,617.46-8,427.27-2,154.44

Finding the Fourth Proportional to 5,617.46, 8,427.27 and 2,154.44

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Solution

The fourth proportional to 5,617.46, 8,427.27 and 2,154.44 is: 3,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.46 : 8,427.27 = 2,154.44 : x
  2. Step 2: Convert to fraction form
    5,617.46/8,427.27 = 2,154.44/x
  3. Step 3: Cross multiply
    5,617.46x = 8,427.27 × 2,154.44
  4. Step 4: Simplify right side
    5,617.46x = 18,156,021.12
  5. Step 5: Solve for x
    x = 18,156,021.12/5,617.46
  6. Step 6: Final answer
    x = 3,232.07

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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.