Home / 5,146.61-7,722.16-2,226.83

Finding the Fourth Proportional to 5,146.61, 7,722.16 and 2,226.83

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Solution

The fourth proportional to 5,146.61, 7,722.16 and 2,226.83 is: 3,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.61 : 7,722.16 = 2,226.83 : x
  2. Step 2: Convert to fraction form
    5,146.61/7,722.16 = 2,226.83/x
  3. Step 3: Cross multiply
    5,146.61x = 7,722.16 × 2,226.83
  4. Step 4: Simplify right side
    5,146.61x = 17,195,893.37
  5. Step 5: Solve for x
    x = 17,195,893.37/5,146.61
  6. Step 6: Final answer
    x = 3,341.21

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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.