Home / 4,146.96-5,722.32-2,379.15

Finding the Fourth Proportional to 4,146.96, 5,722.32 and 2,379.15

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Solution

The fourth proportional to 4,146.96, 5,722.32 and 2,379.15 is: 3,282.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.96 : 5,722.32 = 2,379.15 : x
  2. Step 2: Convert to fraction form
    4,146.96/5,722.32 = 2,379.15/x
  3. Step 3: Cross multiply
    4,146.96x = 5,722.32 × 2,379.15
  4. Step 4: Simplify right side
    4,146.96x = 13,614,257.63
  5. Step 5: Solve for x
    x = 13,614,257.63/4,146.96
  6. Step 6: Final answer
    x = 3,282.95

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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.