Home / 4,118.96-5,684.17-2,230.56

Finding the Fourth Proportional to 4,118.96, 5,684.17 and 2,230.56

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Solution

The fourth proportional to 4,118.96, 5,684.17 and 2,230.56 is: 3,078.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.96 : 5,684.17 = 2,230.56 : x
  2. Step 2: Convert to fraction form
    4,118.96/5,684.17 = 2,230.56/x
  3. Step 3: Cross multiply
    4,118.96x = 5,684.17 × 2,230.56
  4. Step 4: Simplify right side
    4,118.96x = 12,678,885.02
  5. Step 5: Solve for x
    x = 12,678,885.02/4,118.96
  6. Step 6: Final answer
    x = 3,078.17

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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.