Home / 5,146.48-7,721.97-2,226.70

Finding the Fourth Proportional to 5,146.48, 7,721.97 and 2,226.70

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Solution

The fourth proportional to 5,146.48, 7,721.97 and 2,226.70 is: 3,341.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.48 : 7,721.97 = 2,226.70 : x
  2. Step 2: Convert to fraction form
    5,146.48/7,721.97 = 2,226.70/x
  3. Step 3: Cross multiply
    5,146.48x = 7,721.97 × 2,226.70
  4. Step 4: Simplify right side
    5,146.48x = 17,194,510.60
  5. Step 5: Solve for x
    x = 17,194,510.60/5,146.48
  6. Step 6: Final answer
    x = 3,341.02

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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.